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1310003010312 = 23367814678489
BaseRepresentation
bin10011000100000010010…
…000111001101100001000
311122020100100210000201120
4103010002100321230020
5132430341232312222
62441450154515240
7163434044601633
oct23040220715410
94566310700646
101310003010312
11465629602967
12191a79435b20
13966c05c9b59
1447593c92c1a
15241221ca15c
hex13102439b08

1310003010312 has 32 divisors (see below), whose sum is σ = 3323888239200. Its totient is φ = 430150241664.

The previous prime is 1310003010307. The next prime is 1310003010331. The reversal of 1310003010312 is 2130103000131.

It is a super-2 number, since 2×13100030103122 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1310003010291 and 1310003010300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407337637 + ... + 407340852.

It is an arithmetic number, because the mean of its divisors is an integer number (103871507475).

Almost surely, 21310003010312 is an apocalyptic number.

1310003010312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1310003010312 is an abundant number, since it is smaller than the sum of its proper divisors (2013885228888).

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

1310003010312 is a wasteful number, since it uses less digits than its factorization.

1310003010312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814678565 (or 814678561 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 1310003010312 its reverse (2130103000131), we get a palindrome (3440106010443).

The spelling of 1310003010312 in words is "one trillion, three hundred ten billion, three million, ten thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 67 134 201 268 402 536 804 1608 814678489 1629356978 2444035467 3258713956 4888070934 6517427912 9776141868 19552283736 54583458763 109166917526 163750376289 218333835052 327500752578 436667670104 655001505156 1310003010312