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1312110434 = 24813136309
BaseRepresentation
bin100111000110101…
…0011011101100010
310101102222010010202
41032031103131202
510141400013214
6334111025202
744341516565
oct11615233542
93342863122
101312110434
11613719a98
1230750b202
1317bab830b
14c63944dc
157a2d36de
hex4e353762

1312110434 has 8 divisors (see below), whose sum is σ = 1968589020. Its totient is φ = 655914096.

The previous prime is 1312110409. The next prime is 1312110467. The reversal of 1312110434 is 4340112131.

It can be written as a sum of positive squares in 2 ways, for example, as 1292618209 + 19492225 = 35953^2 + 4415^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58529 + ... + 77780.

Almost surely, 21312110434 is an apocalyptic number.

1312110434 is a deficient number, since it is larger than the sum of its proper divisors (656478586).

1312110434 is a wasteful number, since it uses less digits than its factorization.

1312110434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141124.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1312110434 is about 36223.0649448663. The cubic root of 1312110434 is about 1094.7714496971.

Adding to 1312110434 its reverse (4340112131), we get a palindrome (5652222565).

The spelling of 1312110434 in words is "one billion, three hundred twelve million, one hundred ten thousand, four hundred thirty-four".

Divisors: 1 2 4813 9626 136309 272618 656055217 1312110434