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70061233 = 1117438713
BaseRepresentation
bin1000010110100…
…00110010110001
311212211110221111
410023100302301
5120413424413
610541353321
71510340104
oct413206261
9155743844
1070061233
1136603050
121b568841
1311690668
14943a73b
15623dd3d
hex42d0cb1

70061233 has 16 divisors (see below), whose sum is σ = 82817856. Its totient is φ = 58544640.

The previous prime is 70061231. The next prime is 70061263. The reversal of 70061233 is 33216007.

It is not a de Polignac number, because 70061233 - 21 = 70061231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70061231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3685 + ... + 12397.

It is an arithmetic number, because the mean of its divisors is an integer number (5176116).

Almost surely, 270061233 is an apocalyptic number.

It is an amenable number.

70061233 is a deficient number, since it is larger than the sum of its proper divisors (12756623).

70061233 is a wasteful number, since it uses less digits than its factorization.

70061233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8784.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 70061233 is about 8370.2588370970. The cubic root of 70061233 is about 412.2486657496.

The spelling of 70061233 in words is "seventy million, sixty-one thousand, two hundred thirty-three".

Divisors: 1 11 17 43 187 473 731 8041 8713 95843 148121 374659 1629331 4121249 6369203 70061233