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70282711 = 99170921
BaseRepresentation
bin1000011000001…
…10110111010111
311220020201202101
410030012313113
5120443021321
610550222531
71512251602
oct414066727
9156221671
1070282711
1136744494
121b654a47
131173a405
149497339
156284791
hex4306dd7

70282711 has 4 divisors (see below), whose sum is σ = 70354624. Its totient is φ = 70210800.

The previous prime is 70282703. The next prime is 70282727. The reversal of 70282711 is 11728207.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70282711 - 23 = 70282703 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70282711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70282741) 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, 34470 + ... + 36451.

It is an arithmetic number, because the mean of its divisors is an integer number (17588656).

Almost surely, 270282711 is an apocalyptic number.

70282711 is a deficient number, since it is larger than the sum of its proper divisors (71913).

70282711 is an equidigital number, since it uses as much as digits as its factorization.

70282711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71912.

The product of its (nonzero) digits is 1568, while the sum is 28.

The square root of 70282711 is about 8383.4784546750. The cubic root of 70282711 is about 412.6826098127.

The spelling of 70282711 in words is "seventy million, two hundred eighty-two thousand, seven hundred eleven".

Divisors: 1 991 70921 70282711