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70152030408 = 23317223771037
BaseRepresentation
bin100000101010101100…
…0110000100011001000
320201002000102101101110
41001111120300203020
52122132404433113
652121041250320
75032301263665
oct1012530604310
9221060371343
1070152030408
1127829aa0839
12117199339a0
1367ccaa7785
143576caca6c
151c58b41bc3
hex10556308c8

70152030408 has 64 divisors (see below), whose sum is σ = 186529512960. Its totient is φ = 21909758976.

The previous prime is 70152030407. The next prime is 70152030419. The reversal of 70152030408 is 80403025107.

It is not an unprimeable number, because it can be changed into a prime (70152030407) by changing a digit.

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, 294535 + ... + 476502.

It is an arithmetic number, because the mean of its divisors is an integer number (2914523640).

Almost surely, 270152030408 is an apocalyptic number.

It is an amenable number.

70152030408 is an abundant number, since it is smaller than the sum of its proper divisors (116377482552).

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

70152030408 is a wasteful number, since it uses less digits than its factorization.

70152030408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771286 (or 771282 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The spelling of 70152030408 in words is "seventy billion, one hundred fifty-two million, thirty thousand, four hundred eight".

Divisors: 1 2 3 4 6 8 12 17 24 34 51 68 102 136 204 223 408 446 669 892 1338 1784 2676 3791 5352 7582 11373 15164 22746 30328 45492 90984 771037 1542074 2313111 3084148 4626222 6168296 9252444 13107629 18504888 26215258 39322887 52430516 78645774 104861032 157291548 171941251 314583096 343882502 515823753 687765004 1031647506 1375530008 2063295012 2923001267 4126590024 5846002534 8769003801 11692005068 17538007602 23384010136 35076015204 70152030408