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113105524451 = 1391117728477
BaseRepresentation
bin110100101010110011…
…1010101011011100011
3101210221111222222001012
41221111213111123203
53323120003240301
6123543203531135
711112601044413
oct1512547253343
9353844888035
10113105524451
1143a71135647
1219b06989aab
13a886a0a63a
14568d818643
152e1ea82ebb
hex1a559d56e3

113105524451 has 8 divisors (see below), whose sum is σ = 114021376560. Its totient is φ = 112191131808.

The previous prime is 113105524429. The next prime is 113105524459. The reversal of 113105524451 is 154425501311.

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

It is a cyclic number.

It is not a de Polignac number, because 113105524451 - 26 = 113105524387 is a prime.

It is a super-2 number, since 2×1131055244512 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113105524459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208976 + ... + 519501.

It is an arithmetic number, because the mean of its divisors is an integer number (14252672070).

Almost surely, 2113105524451 is an apocalyptic number.

113105524451 is a deficient number, since it is larger than the sum of its proper divisors (915852109).

113105524451 is a wasteful number, since it uses less digits than its factorization.

113105524451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729733.

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 113105524451 in words is "one hundred thirteen billion, one hundred five million, five hundred twenty-four thousand, four hundred fifty-one".

Divisors: 1 139 1117 155263 728477 101258303 813708809 113105524451