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70568043 = 3713258491
BaseRepresentation
bin1000011010011…
…00100001101011
311220210020011020
410031030201223
5121031134133
611000303523
71514550510
oct415144153
9156706136
1070568043
11369198a7
121b771ba3
131180a250
14952d307
1562de0b3
hex434c86b

70568043 has 16 divisors (see below), whose sum is σ = 115804416. Its totient is φ = 37222560.

The previous prime is 70567967. The next prime is 70568051. The reversal of 70568043 is 34086507.

It is not a de Polignac number, because 70568043 - 28 = 70567787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70567995 and 70568013.

It is not an unprimeable number, because it can be changed into a prime (70568053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128973 + ... + 129518.

It is an arithmetic number, because the mean of its divisors is an integer number (7237776).

Almost surely, 270568043 is an apocalyptic number.

70568043 is a deficient number, since it is larger than the sum of its proper divisors (45236373).

70568043 is a wasteful number, since it uses less digits than its factorization.

70568043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258514.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 70568043 is about 8400.4787363578. The cubic root of 70568043 is about 413.2403219579.

The spelling of 70568043 in words is "seventy million, five hundred sixty-eight thousand, forty-three".

Divisors: 1 3 7 13 21 39 91 273 258491 775473 1809437 3360383 5428311 10081149 23522681 70568043