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70120514 = 2231524359
BaseRepresentation
bin1000010110111…
…11010001000010
311212221111021002
410023133101002
5120422324024
610542532002
71511004662
oct413372102
9155844232
1070120514
1136643642
121b597002
13116b1639
1494541a2
1562516ae
hex42df442

70120514 has 8 divisors (see below), whose sum is σ = 109753920. Its totient is φ = 33535876.

The previous prime is 70120511. The next prime is 70120541. The reversal of 70120514 is 41502107.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (70120511) 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, 762134 + ... + 762225.

It is an arithmetic number, because the mean of its divisors is an integer number (13719240).

Almost surely, 270120514 is an apocalyptic number.

70120514 is a deficient number, since it is larger than the sum of its proper divisors (39633406).

70120514 is a wasteful number, since it uses less digits than its factorization.

70120514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1524384.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 70120514 is about 8373.7992572070. The cubic root of 70120514 is about 412.3649051334.

The spelling of 70120514 in words is "seventy million, one hundred twenty thousand, five hundred fourteen".

Divisors: 1 2 23 46 1524359 3048718 35060257 70120514