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107872379 = 4712591823
BaseRepresentation
bin1100110111000…
…00000001111011
321111222111002022
412123200001323
5210103404004
614412025055
72446620506
oct633400173
9244874068
10107872379
115598912a
123016218b
131946bb14
141048013d
15970c2be
hex66e007b

107872379 has 8 divisors (see below), whose sum is σ = 110315520. Its totient is φ = 105435496.

The previous prime is 107872313. The next prime is 107872393. The reversal of 107872379 is 973278701.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-107872379 is a prime.

It is a super-2 number, since 2×1078723792 = 23272900302239282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107872309) 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, 58262 + ... + 60084.

It is an arithmetic number, because the mean of its divisors is an integer number (13789440).

Almost surely, 2107872379 is an apocalyptic number.

107872379 is a deficient number, since it is larger than the sum of its proper divisors (2443141).

107872379 is a wasteful number, since it uses less digits than its factorization.

107872379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3129.

The product of its (nonzero) digits is 148176, while the sum is 44.

The square root of 107872379 is about 10386.1628621931. The cubic root of 107872379 is about 476.0326622951.

The spelling of 107872379 in words is "one hundred seven million, eight hundred seventy-two thousand, three hundred seventy-nine".

Divisors: 1 47 1259 1823 59173 85681 2295157 107872379