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70061234 = 238990053
BaseRepresentation
bin1000010110100…
…00110010110010
311212211110221112
410023100302302
5120413424414
610541353322
71510340105
oct413206262
9155743845
1070061234
1136603051
121b568842
1311690669
14943a73c
15623dd3e
hex42d0cb2

70061234 has 8 divisors (see below), whose sum is σ = 105363180. Its totient is φ = 34940176.

The previous prime is 70061231. The next prime is 70061263. The reversal of 70061234 is 43216007.

It can be written as a sum of positive squares in 2 ways, for example, as 68840209 + 1221025 = 8297^2 + 1105^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 44249 + ... + 45804.

Almost surely, 270061234 is an apocalyptic number.

70061234 is a deficient number, since it is larger than the sum of its proper divisors (35301946).

70061234 is a wasteful number, since it uses less digits than its factorization.

70061234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90444.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 70061234 is about 8370.2588968323. The cubic root of 70061234 is about 412.2486677110.

The spelling of 70061234 in words is "seventy million, sixty-one thousand, two hundred thirty-four".

Divisors: 1 2 389 778 90053 180106 35030617 70061234