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1310123460331 = 73674657109507
BaseRepresentation
bin10011000100001001011…
…100011000011011101011
311122020122202102112002101
4103010021130120123223
5132431113101212311
62441510140314231
7163440036446110
oct23041134303353
94566582375071
101310123460331
114656905a1834
12191ab1842977
139670c55085a
14475a5c88907
152412ca6dec1
hex131097186eb

1310123460331 has 16 divisors (see below), whose sum is σ = 1501699849216. Its totient is φ = 1119652419456.

The previous prime is 1310123460319. The next prime is 1310123460427. The reversal of 1310123460331 is 1330643210131.

It is a cyclic number.

It is not a de Polignac number, because 1310123460331 - 215 = 1310123427563 is a prime.

It is a super-2 number, since 2×13101234603312 (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1310123460331.

It is not an unprimeable number, because it can be changed into a prime (1310123469331) 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 15 ways as a sum of consecutive naturals, for example, 11909080 + ... + 12018586.

It is an arithmetic number, because the mean of its divisors is an integer number (93856240576).

Almost surely, 21310123460331 is an apocalyptic number.

1310123460331 is a deficient number, since it is larger than the sum of its proper divisors (191576388885).

1310123460331 is a wasteful number, since it uses less digits than its factorization.

1310123460331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114538.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 1310123460331 its reverse (1330643210131), we get a palindrome (2640766670462).

The spelling of 1310123460331 in words is "one trillion, three hundred ten billion, one hundred twenty-three million, four hundred sixty thousand, three hundred thirty-one".

Divisors: 1 7 367 2569 4657 32599 109507 766549 1709119 11963833 40189069 281323483 509974099 3569818693 187160494333 1310123460331