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942928072 = 23428927481
BaseRepresentation
bin111000001100111…
…111000011001000
32102201021201010221
4320030333003020
53412342144242
6233322115424
732236520302
oct7014770310
92381251127
10942928072
114442928a9
1222394bb74
13120476c08
148d332972
1557bab167
hex3833f0c8

942928072 has 16 divisors (see below), whose sum is σ = 1768466700. Its totient is φ = 471336960.

The previous prime is 942928061. The next prime is 942928111. The reversal of 942928072 is 270829249.

It can be written as a sum of positive squares in 2 ways, for example, as 671535396 + 271392676 = 25914^2 + 16474^2 .

It is a super-2 number, since 2×9429280722 = 1778226697931274368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20572 + ... + 48052.

Almost surely, 2942928072 is an apocalyptic number.

It is an amenable number.

942928072 is a deficient number, since it is larger than the sum of its proper divisors (825538628).

942928072 is a wasteful number, since it uses less digits than its factorization.

942928072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31776 (or 31772 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 942928072 is about 30707.1338942598. The cubic root of 942928072 is about 980.6021816156.

The spelling of 942928072 in words is "nine hundred forty-two million, nine hundred twenty-eight thousand, seventy-two".

Divisors: 1 2 4 8 4289 8578 17156 27481 34312 54962 109924 219848 117866009 235732018 471464036 942928072