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113242413 = 3196132569
BaseRepresentation
bin1101011111111…
…11000100101101
321220002022101110
412233333010231
5212442224123
615123102233
72543354544
oct657770455
9256068343
10113242413
1158a16779
1231b11979
131a5cc15b
141107b15b
159e1d493
hex6bff12d

113242413 has 16 divisors (see below), whose sum is σ = 161547200. Its totient is φ = 70346880.

The previous prime is 113242379. The next prime is 113242421. The reversal of 113242413 is 314242311.

It is not a de Polignac number, because 113242413 - 222 = 109048109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113242413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113242463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12808 + ... + 19761.

It is an arithmetic number, because the mean of its divisors is an integer number (10096700).

Almost surely, 2113242413 is an apocalyptic number.

It is an amenable number.

113242413 is a deficient number, since it is larger than the sum of its proper divisors (48304787).

113242413 is a wasteful number, since it uses less digits than its factorization.

113242413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32652.

The product of its digits is 576, while the sum is 21.

The square root of 113242413 is about 10641.5418525700. The cubic root of 113242413 is about 483.8042787748.

Adding to 113242413 its reverse (314242311), we get a palindrome (427484724).

The spelling of 113242413 in words is "one hundred thirteen million, two hundred forty-two thousand, four hundred thirteen".

Divisors: 1 3 19 57 61 183 1159 3477 32569 97707 618811 1856433 1986709 5960127 37747471 113242413