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113141240 = 2357338747
BaseRepresentation
bin1101011111001…
…10010111111000
321212220011121022
412233212113320
5212431004430
615121002012
72542453562
oct657462770
9255804538
10113141240
1158957763
1231a83308
131a5950a4
1411052332
159ded4e5
hex6be65f8

113141240 has 32 divisors (see below), whose sum is σ = 258061680. Its totient is φ = 44635392.

The previous prime is 113141233. The next prime is 113141243. The reversal of 113141240 is 42141311.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113141243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16454 + ... + 22293.

Almost surely, 2113141240 is an apocalyptic number.

113141240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113141240 is an abundant number, since it is smaller than the sum of its proper divisors (144920440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113141240 is a wasteful number, since it uses less digits than its factorization.

113141240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38831 (or 38827 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 113141240 is about 10636.7871088971. The cubic root of 113141240 is about 483.6601557581.

Adding to 113141240 its reverse (42141311), we get a palindrome (155282551).

The spelling of 113141240 in words is "one hundred thirteen million, one hundred forty-one thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 20 40 73 146 292 365 584 730 1460 2920 38747 77494 154988 193735 309976 387470 774940 1549880 2828531 5657062 11314124 14142655 22628248 28285310 56570620 113141240