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1030660808 = 234310728001
BaseRepresentation
bin111101011011101…
…010001011001000
32122211100222211112
4331123222023020
54102322121213
6250134345452
734353321002
oct7533521310
92584328745
101030660808
114898657a1
122491bb288
131356b3b88
149ac4d372
156073aea8
hex3d6ea2c8

1030660808 has 32 divisors (see below), whose sum is σ = 1995982560. Its totient is φ = 498624000.

The previous prime is 1030660759. The next prime is 1030660837. The reversal of 1030660808 is 8080660301.

It is a super-2 number, since 2×10306608082 = 2124523402294425728, which contains 22 as substring.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22808 + ... + 50808.

It is an arithmetic number, because the mean of its divisors is an integer number (62374455).

Almost surely, 21030660808 is an apocalyptic number.

It is an amenable number.

1030660808 is a deficient number, since it is larger than the sum of its proper divisors (965321752).

1030660808 is a wasteful number, since it uses less digits than its factorization.

1030660808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28157 (or 28153 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 1030660808 is about 32103.9064289690. The cubic root of 1030660808 is about 1010.1175591031.

The spelling of 1030660808 in words is "one billion, thirty million, six hundred sixty thousand, eight hundred eight".

Divisors: 1 2 4 8 43 86 107 172 214 344 428 856 4601 9202 18404 28001 36808 56002 112004 224008 1204043 2408086 2996107 4816172 5992214 9632344 11984428 23968856 128832601 257665202 515330404 1030660808