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508465152 = 21232131061
BaseRepresentation
bin11110010011101…
…001000000000000
31022102202201001200
4132103221000000
52020131341102
6122242101200
715412611456
oct3623510000
91272681050
10508465152
11241019438
1212234a800
138145a170
144b75a9d6
152e98b51c
hex1e4e9000

508465152 has 156 divisors (see below), whose sum is σ = 1583189244. Its totient is φ = 156303360.

The previous prime is 508465141. The next prime is 508465229. The reversal of 508465152 is 251564805.

It can be written as a sum of positive squares in 2 ways, for example, as 196448256 + 312016896 = 14016^2 + 17664^2 .

It is a tau number, because it is divible by the number of its divisors (156).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 478702 + ... + 479762.

It is an arithmetic number, because the mean of its divisors is an integer number (10148649).

Almost surely, 2508465152 is an apocalyptic number.

508465152 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 508465152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (791594622).

508465152 is an abundant number, since it is smaller than the sum of its proper divisors (1074724092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

508465152 is a wasteful number, since it uses less digits than its factorization.

508465152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104 (or 1079 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The square root of 508465152 is about 22549.1718694945. The cubic root of 508465152 is about 798.1546800992.

The spelling of 508465152 in words is "five hundred eight million, four hundred sixty-five thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 64 72 78 96 104 117 128 144 156 192 208 234 256 288 312 384 416 468 512 576 624 768 832 936 1024 1061 1152 1248 1536 1664 1872 2048 2122 2304 2496 3072 3183 3328 3744 4096 4244 4608 4992 6144 6366 6656 7488 8488 9216 9549 9984 12288 12732 13312 13793 14976 16976 18432 19098 19968 25464 26624 27586 29952 33952 36864 38196 39936 41379 50928 53248 55172 59904 67904 76392 79872 82758 101856 110344 119808 124137 135808 152784 159744 165516 203712 220688 239616 248274 271616 305568 331032 407424 441376 479232 496548 543232 611136 662064 814848 882752 993096 1086464 1222272 1324128 1629696 1765504 1986192 2172928 2444544 2648256 3259392 3531008 3972384 4345856 4889088 5296512 6518784 7062016 7944768 9778176 10593024 13037568 14124032 15889536 19556352 21186048 28248064 31779072 39112704 42372096 56496128 63558144 84744192 127116288 169488384 254232576 508465152