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75868004 = 2221189891
BaseRepresentation
bin1001000010110…
…10011101100100
312021202111100002
410201122131210
5123410234004
611310040432
71610603342
oct441323544
9167674302
1075868004
1139909833
12214a9118
1312944714
14a10c992
1569d961e
hex485a764

75868004 has 12 divisors (see below), whose sum is σ = 133399728. Its totient is φ = 37753800.

The previous prime is 75868003. The next prime is 75868057. The reversal of 75868004 is 40086857.

It is not an unprimeable number, because it can be changed into a prime (75868003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44102 + ... + 45789.

It is an arithmetic number, because the mean of its divisors is an integer number (11116644).

Almost surely, 275868004 is an apocalyptic number.

It is an amenable number.

75868004 is a deficient number, since it is larger than the sum of its proper divisors (57531724).

75868004 is a wasteful number, since it uses less digits than its factorization.

75868004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90106 (or 90104 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 75868004 is about 8710.2241073350. The cubic root of 75868004 is about 423.3369918601.

The spelling of 75868004 in words is "seventy-five million, eight hundred sixty-eight thousand, four".

Divisors: 1 2 4 211 422 844 89891 179782 359564 18967001 37934002 75868004