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253058688 = 2733371979
BaseRepresentation
bin11110001010101…
…01111010000000
3122122011201021000
433011111322000
51004240334223
641035532000
76161651301
oct1705257200
9578151230
10253058688
1111a932813
12708ba000
134057398c
14258747a8
151733a543
hexf155e80

253058688 has 128 divisors (see below), whose sum is σ = 767448000. Its totient is φ = 82031616.

The previous prime is 253058647. The next prime is 253058713. The reversal of 253058688 is 886850352.

It is a happy number.

253058688 is a `hidden beast` number, since 2 + 530 + 58 + 68 + 8 = 666.

253058688 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126883 + ... + 128861.

Almost surely, 2253058688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253058688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383724000).

253058688 is an abundant number, since it is smaller than the sum of its proper divisors (514389312).

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

253058688 is a wasteful number, since it uses less digits than its factorization.

253058688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2039 (or 2021 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The square root of 253058688 is about 15907.8184550868. The cubic root of 253058688 is about 632.5192549352.

The spelling of 253058688 in words is "two hundred fifty-three million, fifty-eight thousand, six hundred eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 37 48 54 64 72 74 96 108 111 128 144 148 192 216 222 288 296 333 384 432 444 576 592 666 864 888 999 1152 1184 1332 1728 1776 1979 1998 2368 2664 3456 3552 3958 3996 4736 5328 5937 7104 7916 7992 10656 11874 14208 15832 15984 17811 21312 23748 31664 31968 35622 42624 47496 53433 63328 63936 71244 73223 94992 106866 126656 127872 142488 146446 189984 213732 219669 253312 284976 292892 379968 427464 439338 569952 585784 659007 759936 854928 878676 1139904 1171568 1318014 1709856 1757352 1977021 2279808 2343136 2636028 3419712 3514704 3954042 4686272 5272056 6839424 7029408 7908084 9372544 10544112 14058816 15816168 21088224 28117632 31632336 42176448 63264672 84352896 126529344 253058688