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88120123 = 713968353
BaseRepresentation
bin1010100000010…
…01101100111011
320010210222002021
411100021230323
5140024320443
612424415311
72120002660
oct520115473
9203728067
1088120123
1145817a53
1225617537
13153443b0
14b9bba67
157b099ed
hex5409b3b

88120123 has 8 divisors (see below), whose sum is σ = 108455648. Its totient is φ = 69721344.

The previous prime is 88120121. The next prime is 88120139. The reversal of 88120123 is 32102188.

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

It is not a de Polignac number, because 88120123 - 21 = 88120121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (88120121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 484086 + ... + 484267.

It is an arithmetic number, because the mean of its divisors is an integer number (13556956).

Almost surely, 288120123 is an apocalyptic number.

88120123 is a deficient number, since it is larger than the sum of its proper divisors (20335525).

88120123 is a wasteful number, since it uses less digits than its factorization.

88120123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968373.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 88120123 is about 9387.2319136154. The cubic root of 88120123 is about 444.9983133379.

The spelling of 88120123 in words is "eighty-eight million, one hundred twenty thousand, one hundred twenty-three".

Divisors: 1 7 13 91 968353 6778471 12588589 88120123