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113031213351 = 37171947354551
BaseRepresentation
bin110100101000100101…
…1110111000100100111
3101210202100011120101020
41221101023313010213
53322441442311401
6123531551102223
711111006314110
oct1512113670447
9353670146336
10113031213351
1143a3319a611
1219aa5b11973
13a8744bc784
1456839d3207
152e182a4d36
hex1a512f7127

113031213351 has 64 divisors (see below), whose sum is σ = 196053073920. Its totient is φ = 56364940800.

The previous prime is 113031213319. The next prime is 113031213397. The reversal of 113031213351 is 153312130311.

It is a happy number.

It is not a de Polignac number, because 113031213351 - 25 = 113031213319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113031213311) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 141526 + ... + 496076.

It is an arithmetic number, because the mean of its divisors is an integer number (3063329280).

Almost surely, 2113031213351 is an apocalyptic number.

113031213351 is a deficient number, since it is larger than the sum of its proper divisors (83021860569).

113031213351 is a wasteful number, since it uses less digits than its factorization.

113031213351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354644.

The product of its (nonzero) digits is 810, while the sum is 24.

Adding to 113031213351 its reverse (153312130311), we get a palindrome (266343343662).

The spelling of 113031213351 in words is "one hundred thirteen billion, thirty-one million, two hundred thirteen thousand, three hundred fifty-one".

Divisors: 1 3 7 17 19 21 47 51 57 119 133 141 323 329 357 399 799 893 969 987 2261 2397 2679 5593 6251 6783 15181 16779 18753 45543 106267 318801 354551 1063653 2481857 6027367 6736469 7445571 16663897 18082101 20209407 42191569 47155283 49991691 114519973 116647279 126574707 141465849 283286249 316614043 343559919 349941837 801639811 849858747 949842129 1983003743 2216298301 2404919433 5382438731 5949011229 6648894903 16147316193 37677071117 113031213351