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1312103010310 = 252329196717093
BaseRepresentation
bin10011000101111111011…
…011110001000000000110
311122102202201022002011021
4103011333123301000012
5132444141332312220
62442434413101354
7163540064365621
oct23057733610006
94572681262137
101312103010310
11466506a40a54
1219236478785a
13969666b79c1
1447712b3cdb8
15241e67424aa
hex1317f6f1006

1312103010310 has 32 divisors (see below), whose sum is σ = 2549453538240. Its totient is φ = 484710914688.

The previous prime is 1312103010233. The next prime is 1312103010311. The reversal of 1312103010310 is 130103012131.

It is a super-2 number, since 2×13121030103102 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312103010311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98351877 + ... + 98365216.

It is an arithmetic number, because the mean of its divisors is an integer number (79670423070).

Almost surely, 21312103010310 is an apocalyptic number.

1312103010310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1312103010310 is a deficient number, since it is larger than the sum of its proper divisors (1237350527930).

1312103010310 is a wasteful number, since it uses less digits than its factorization.

1312103010310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196717152.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1312103010310 its reverse (130103012131), we get a palindrome (1442206022441).

The spelling of 1312103010310 in words is "one trillion, three hundred twelve billion, one hundred three million, ten thousand, three hundred ten".

Divisors: 1 2 5 10 23 29 46 58 115 145 230 290 667 1334 3335 6670 196717093 393434186 983585465 1967170930 4524493139 5704795697 9048986278 11409591394 22622465695 28523978485 45244931390 57047956970 131210301031 262420602062 656051505155 1312103010310