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470268 = 223213063
BaseRepresentation
bin1110010110011111100
3212220002100
41302303330
5110022033
614025100
73666021
oct1626374
9786070
10470268
112a1357
121a8190
13136086
14c3548
1594513
hex72cfc

470268 has 18 divisors (see below), whose sum is σ = 1188824. Its totient is φ = 156744.

The previous prime is 470263. The next prime is 470279. The reversal of 470268 is 862074.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 470268.

It is not an unprimeable number, because it can be changed into a prime (470263) by changing a digit.

470268 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6496 + ... + 6567.

470268 is a Friedman number, since it can be written as (7^6-82)*(4+0), using all its digits and the basic arithmetic operations.

2470268 is an apocalyptic number.

It is an amenable number.

470268 is an abundant number, since it is smaller than the sum of its proper divisors (718556).

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

470268 is a wasteful number, since it uses less digits than its factorization.

470268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13073 (or 13068 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 470268 is about 685.7608912733. The cubic root of 470268 is about 77.7645761418.

The spelling of 470268 in words is "four hundred seventy thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 13063 26126 39189 52252 78378 117567 156756 235134 470268