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8042056 = 231191387
BaseRepresentation
bin11110101011011001001000
3120010120121221
4132223121020
54024321211
6444211424
7125233141
oct36533110
916116557
108042056
1145a3130
122839b74
131887619
1410d4ac8
15a8cc71
hex7ab648

8042056 has 16 divisors (see below), whose sum is σ = 16449840. Its totient is φ = 3655440.

The previous prime is 8042053. The next prime is 8042059. The reversal of 8042056 is 6502408.

It is an interprime number because it is at equal distance from previous prime (8042053) and next prime (8042059).

It is a pancake number, because a pancake can be divided into 8042056 parts by 4010 straight cuts.

It is a self number, because there is not a number n which added to its sum of digits gives 8042056.

It is not an unprimeable number, because it can be changed into a prime (8042053) 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, 45606 + ... + 45781.

It is an arithmetic number, because the mean of its divisors is an integer number (1028115).

Almost surely, 28042056 is an apocalyptic number.

It is an amenable number.

8042056 is an abundant number, since it is smaller than the sum of its proper divisors (8407784).

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

8042056 is a wasteful number, since it uses less digits than its factorization.

8042056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91404 (or 91400 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 8042056 is about 2835.8519002233. The cubic root of 8042056 is about 200.3498543196.

The spelling of 8042056 in words is "eight million, forty-two thousand, fifty-six".

Divisors: 1 2 4 8 11 22 44 88 91387 182774 365548 731096 1005257 2010514 4021028 8042056