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113243310 = 232531371097
BaseRepresentation
bin1101011111111…
…11010010101110
321220002100121200
412233333102232
5212442241220
615123110330
72543360265
oct657772256
9256070550
10113243310
1158a17414
1231b123a6
131a5cc69b
141107b5dc
159e1d890
hex6bff4ae

113243310 has 96 divisors (see below), whose sum is σ = 312429312. Its totient is φ = 28408320.

The previous prime is 113243303. The next prime is 113243323. The reversal of 113243310 is 13342311.

113243310 is a `hidden beast` number, since 11 + 324 + 331 + 0 = 666.

It is a super-2 number, since 2×1132433102 = 25648094519512200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102682 + ... + 103778.

It is an arithmetic number, because the mean of its divisors is an integer number (3254472).

Almost surely, 2113243310 is an apocalyptic number.

113243310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 113243310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156214656).

113243310 is an abundant number, since it is smaller than the sum of its proper divisors (199186002).

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

113243310 is a wasteful number, since it uses less digits than its factorization.

113243310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178 (or 1175 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 113243310 is about 10641.5839986348. The cubic root of 113243310 is about 483.8055561858.

Adding to 113243310 its reverse (13342311), we get a palindrome (126585621).

Subtracting from 113243310 its reverse (13342311), we obtain a palindrome (99900999).

The spelling of 113243310 in words is "one hundred thirteen million, two hundred forty-three thousand, three hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 31 37 45 62 74 90 93 111 155 185 186 222 279 310 333 370 465 555 558 666 930 1097 1110 1147 1395 1665 2194 2294 2790 3291 3330 3441 5485 5735 6582 6882 9873 10323 10970 11470 16455 17205 19746 20646 32910 34007 34410 40589 49365 51615 68014 81178 98730 102021 103230 121767 170035 202945 204042 243534 306063 340070 365301 405890 510105 608835 612126 730602 1020210 1217670 1258259 1530315 1826505 2516518 3060630 3653010 3774777 6291295 7549554 11324331 12582590 18873885 22648662 37747770 56621655 113243310