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8270412 = 223689201
BaseRepresentation
bin11111100011001001001100
3120120011212120
4133203021030
54104123122
6453132540
7130203663
oct37431114
916504776
108270412
114739757
12292a150
131937547
141153dda
15ad575c
hex7e324c

8270412 has 12 divisors (see below), whose sum is σ = 19297656. Its totient is φ = 2756800.

The previous prime is 8270359. The next prime is 8270417. The reversal of 8270412 is 2140728.

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

It is not an unprimeable number, because it can be changed into a prime (8270417) 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, 344589 + ... + 344612.

It is an arithmetic number, because the mean of its divisors is an integer number (1608138).

Almost surely, 28270412 is an apocalyptic number.

It is an amenable number.

8270412 is an abundant number, since it is smaller than the sum of its proper divisors (11027244).

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

8270412 is a wasteful number, since it uses less digits than its factorization.

8270412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689208 (or 689206 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 8270412 is about 2875.8324012362. The cubic root of 8270412 is about 202.2285098252.

The spelling of 8270412 in words is "eight million, two hundred seventy thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 689201 1378402 2067603 2756804 4135206 8270412