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113311458 = 2321321932
BaseRepresentation
bin1101100000011…
…11111011100010
321220012211002200
412300033323202
5213001431313
615124354030
72544063051
oct660177342
9256184080
10113311458
1158a63637
1231b45916
131a624700
1411098398
159e33b73
hex6c0fee2

113311458 has 54 divisors (see below), whose sum is σ = 267230691. Its totient is φ = 34684416.

The previous prime is 113311441. The next prime is 113311469. The reversal of 113311458 is 854113311.

It can be written as a sum of positive squares in 5 ways, for example, as 1734489 + 111576969 = 1317^2 + 10563^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=7527.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 587010 + ... + 587202.

Almost surely, 2113311458 is an apocalyptic number.

113311458 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 113311458

113311458 is an abundant number, since it is smaller than the sum of its proper divisors (153919233).

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

113311458 is a wasteful number, since it uses less digits than its factorization.

113311458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420 (or 211 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 113311458 is about 10644.7854839823. The cubic root of 113311458 is about 483.9025855219.

Adding to 113311458 its reverse (854113311), we get a palindrome (967424769).

The spelling of 113311458 in words is "one hundred thirteen million, three hundred eleven thousand, four hundred fifty-eight".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 169 193 234 338 386 507 579 1014 1158 1521 1737 2509 3042 3474 5018 7527 15054 22581 32617 37249 45162 65234 74498 97851 111747 195702 223494 293553 335241 484237 587106 670482 968474 1452711 2905422 4358133 6295081 8716266 12590162 18885243 37770486 56655729 113311458