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70132286 = 275009449
BaseRepresentation
bin1000010111000…
…10001000111110
311212222002102002
410023202020332
5120423213121
610543102302
71511054210
oct413421076
9155862362
1070132286
1136651474
121b5a1992
13116b6ac3
1494585b0
156254e0b
hex42e223e

70132286 has 8 divisors (see below), whose sum is σ = 120226800. Its totient is φ = 30056688.

The previous prime is 70132277. The next prime is 70132289. The reversal of 70132286 is 68223107.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70132289) 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, 2504711 + ... + 2504738.

It is an arithmetic number, because the mean of its divisors is an integer number (15028350).

Almost surely, 270132286 is an apocalyptic number.

70132286 is a deficient number, since it is larger than the sum of its proper divisors (50094514).

70132286 is a wasteful number, since it uses less digits than its factorization.

70132286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5009458.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 70132286 is about 8374.5021344555. The cubic root of 70132286 is about 412.3879801118.

The spelling of 70132286 in words is "seventy million, one hundred thirty-two thousand, two hundred eighty-six".

Divisors: 1 2 7 14 5009449 10018898 35066143 70132286