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427312 = 24171571
BaseRepresentation
bin1101000010100110000
3210201011101
41220110300
5102133222
613054144
73426544
oct1502460
9721141
10427312
11272056
12187354
1311c662
14b1a24
1586927
hex68530

427312 has 20 divisors (see below), whose sum is σ = 877176. Its totient is φ = 200960.

The previous prime is 427309. The next prime is 427327. The reversal of 427312 is 213724.

It is a self number, because there is not a number n which added to its sum of digits gives 427312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 514 + ... + 1057.

2427312 is an apocalyptic number.

It is an amenable number.

427312 is an abundant number, since it is smaller than the sum of its proper divisors (449864).

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

427312 is a wasteful number, since it uses less digits than its factorization.

427312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596 (or 1590 counting only the distinct ones).

The product of its digits is 336, while the sum is 19.

The square root of 427312 is about 653.6910585284. The cubic root of 427312 is about 75.3208183107.

The spelling of 427312 in words is "four hundred twenty-seven thousand, three hundred twelve", and thus it is an iban number.

Divisors: 1 2 4 8 16 17 34 68 136 272 1571 3142 6284 12568 25136 26707 53414 106828 213656 427312