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8000472 = 2331719609
BaseRepresentation
bin11110100001001111011000
3120001110120210
4132201033120
54022003342
6443251120
7125000664
oct36411730
916043523
108000472
114574967
122819aa0
13187170c
1410c38a4
15a8079c
hex7a13d8

8000472 has 32 divisors (see below), whose sum is σ = 21178800. Its totient is φ = 2509824.

The previous prime is 8000441. The next prime is 8000479. The reversal of 8000472 is 2740008.

It is a happy number.

8000472 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8000479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9397 + ... + 10212.

Almost surely, 28000472 is an apocalyptic number.

It is an amenable number.

8000472 is an abundant number, since it is smaller than the sum of its proper divisors (13178328).

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

8000472 is a wasteful number, since it uses less digits than its factorization.

8000472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19635 (or 19631 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 8000472 is about 2828.5105621157. The cubic root of 8000472 is about 200.0039332560.

The spelling of 8000472 in words is "eight million, four hundred seventy-two", and thus it is an aban number.

Divisors: 1 2 3 4 6 8 12 17 24 34 51 68 102 136 204 408 19609 39218 58827 78436 117654 156872 235308 333353 470616 666706 1000059 1333412 2000118 2666824 4000236 8000472