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8013372 = 223667781
BaseRepresentation
bin11110100100011000111100
3120002010021120
4132210120330
54022411442
6443430540
7125053413
oct36443074
916063246
108013372
114583624
122825450
131877553
1410c847a
15a844ec
hex7a463c

8013372 has 12 divisors (see below), whose sum is σ = 18697896. Its totient is φ = 2671120.

The previous prime is 8013371. The next prime is 8013373. The reversal of 8013372 is 2733108.

8013372 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (8013371) and next prime (8013373).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8013371) 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, 333879 + ... + 333902.

It is an arithmetic number, because the mean of its divisors is an integer number (1558158).

Almost surely, 28013372 is an apocalyptic number.

It is an amenable number.

8013372 is an abundant number, since it is smaller than the sum of its proper divisors (10684524).

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

8013372 is a wasteful number, since it uses less digits than its factorization.

8013372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667788 (or 667786 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 8013372 is about 2830.7899957432. The cubic root of 8013372 is about 200.1113713040. Note that the first 3 decimals are identical.

It can be divided in two parts, 8013 and 372, that added together give a triangular number (8385 = T129).

The spelling of 8013372 in words is "eight million, thirteen thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 12 667781 1335562 2003343 2671124 4006686 8013372