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1310404413 = 31843923689
BaseRepresentation
bin100111000011011…
…0010111100111101
310101022202102220210
41032012302330331
510140430420123
6334010303033
744321153013
oct11606627475
93338672823
101310404413
1161276425a
12306a27a79
1317b63b936
14c606c8b3
157a097e93
hex4e1b2f3d

1310404413 has 8 divisors (see below), whose sum is σ = 1747374400. Its totient is φ = 873518688.

The previous prime is 1310404399. The next prime is 1310404423. The reversal of 1310404413 is 3144040131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1310404413 - 29 = 1310403901 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1310404413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310404423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43473 + ... + 67161.

It is an arithmetic number, because the mean of its divisors is an integer number (218421800).

Almost surely, 21310404413 is an apocalyptic number.

It is an amenable number.

1310404413 is a deficient number, since it is larger than the sum of its proper divisors (436969987).

1310404413 is a wasteful number, since it uses less digits than its factorization.

1310404413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42131.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1310404413 is about 36199.5084635137. The cubic root of 1310404413 is about 1094.2967657859.

Adding to 1310404413 its reverse (3144040131), we get a palindrome (4454444544).

The spelling of 1310404413 in words is "one billion, three hundred ten million, four hundred four thousand, four hundred thirteen".

Divisors: 1 3 18439 23689 55317 71067 436801471 1310404413