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70572716 = 22103171293
BaseRepresentation
bin1000011010011…
…01101010101100
311220210110120022
410031031222230
5121031311331
611000341312
71514600234
oct415155254
9156713508
1070572716
1136922365
121b774838
131180c406
149530cc4
1562e067b
hex434daac

70572716 has 12 divisors (see below), whose sum is σ = 124702032. Its totient is φ = 34943568.

The previous prime is 70572701. The next prime is 70572721. The reversal of 70572716 is 61727507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85235 + ... + 86058.

It is an arithmetic number, because the mean of its divisors is an integer number (10391836).

Almost surely, 270572716 is an apocalyptic number.

It is an amenable number.

70572716 is a deficient number, since it is larger than the sum of its proper divisors (54129316).

70572716 is a wasteful number, since it uses less digits than its factorization.

70572716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171400 (or 171398 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 35.

The square root of 70572716 is about 8400.7568706635. The cubic root of 70572716 is about 413.2494433171.

The spelling of 70572716 in words is "seventy million, five hundred seventy-two thousand, seven hundred sixteen".

Divisors: 1 2 4 103 206 412 171293 342586 685172 17643179 35286358 70572716