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1310223102 = 231024321319
BaseRepresentation
bin100111000011000…
…0110101011111110
310101022102020012120
41032012012223332
510140404114402
6334002343410
744316466266
oct11606065376
93338366176
101310223102
11612650011
1230695ab66
1317b5a7256
14c60227a6
157a05e3bc
hex4e186afe

1310223102 has 16 divisors (see below), whose sum is σ = 2620824960. Its totient is φ = 436677912.

The previous prime is 1310223097. The next prime is 1310223119. The reversal of 1310223102 is 2013220131.

It is a congruent number.

It is an unprimeable number.

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, 50799 + ... + 72117.

It is an arithmetic number, because the mean of its divisors is an integer number (163801560).

Almost surely, 21310223102 is an apocalyptic number.

1310223102 is an abundant number, since it is smaller than the sum of its proper divisors (1310601858).

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

1310223102 is a wasteful number, since it uses less digits than its factorization.

1310223102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31567.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1310223102 is about 36197.0040472965. The cubic root of 1310223102 is about 1094.2462935321.

Adding to 1310223102 its reverse (2013220131), we get a palindrome (3323443233).

The spelling of 1310223102 in words is "one billion, three hundred ten million, two hundred twenty-three thousand, one hundred two".

Divisors: 1 2 3 6 10243 20486 21319 30729 42638 61458 63957 127914 218370517 436741034 655111551 1310223102