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152398080 = 2832513229
BaseRepresentation
bin10010001010101…
…10100100000000
3101121202121212100
421011112210000
5303003214310
623042230400
73530235162
oct1105264400
9347677770
10152398080
117902aa2a
1243055400
132575b5a3
1416350932
15d5a4ec0
hex9156900

152398080 has 108 divisors (see below), whose sum is σ = 527321340. Its totient is φ = 40636416.

The previous prime is 152398019. The next prime is 152398087. The reversal of 152398080 is 80893251.

It can be written as a sum of positive squares in 2 ways, for example, as 119771136 + 32626944 = 10944^2 + 5712^2 .

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

It is not an unprimeable number, because it can be changed into a prime (152398087) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4906 + ... + 18134.

It is an arithmetic number, because the mean of its divisors is an integer number (4882605).

Almost surely, 2152398080 is an apocalyptic number.

152398080 is a gapful number since it is divisible by the number (10) 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 152398080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263660670).

152398080 is an abundant number, since it is smaller than the sum of its proper divisors (374923260).

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

152398080 is a wasteful number, since it uses less digits than its factorization.

152398080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13256 (or 13239 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 152398080 is about 12344.9617253356. The cubic root of 152398080 is about 534.1458171833.

The spelling of 152398080 in words is "one hundred fifty-two million, three hundred ninety-eight thousand, eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 256 288 320 360 384 480 576 640 720 768 960 1152 1280 1440 1920 2304 2880 3840 5760 11520 13229 26458 39687 52916 66145 79374 105832 119061 132290 158748 198435 211664 238122 264580 317496 396870 423328 476244 529160 595305 634992 793740 846656 952488 1058320 1190610 1269984 1587480 1693312 1904976 2116640 2381220 2539968 3174960 3386624 3809952 4233280 4762440 5079936 6349920 7619904 8466560 9524880 10159872 12699840 15239808 16933120 19049760 25399680 30479616 38099520 50799360 76199040 152398080