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8104972 = 225338231
BaseRepresentation
bin11110111010110000001100
3120020202221011
4132322300030
54033324342
6445415004
7125614441
oct36726014
916222834
108104972
114636427
12286a464
1318aa155
14110d9c8
15aa1717
hex7bac0c

8104972 has 12 divisors (see below), whose sum is σ = 14451696. Its totient is φ = 3975920.

The previous prime is 8104933. The next prime is 8104991. The reversal of 8104972 is 2794018.

It is a super-2 number, since 2×81049722 = 131381142241568, 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, 18904 + ... + 19327.

It is an arithmetic number, because the mean of its divisors is an integer number (1204308).

Almost surely, 28104972 is an apocalyptic number.

It is an amenable number.

8104972 is a deficient number, since it is larger than the sum of its proper divisors (6346724).

8104972 is a wasteful number, since it uses less digits than its factorization.

8104972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38288 (or 38286 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 8104972 is about 2846.9232515121. The cubic root of 8104972 is about 200.8709682325.

The spelling of 8104972 in words is "eight million, one hundred four thousand, nine hundred seventy-two".

Divisors: 1 2 4 53 106 212 38231 76462 152924 2026243 4052486 8104972