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313101202130 = 2531310120213
BaseRepresentation
bin1001000111001100100…
…10010011001011010010
31002221011120011001102122
410203212102103023102
520112212401432010
6355500421214242
731422640210043
oct4434622231322
91087146131378
10313101202130
11110870514382
1250820b61382
13236aa175312
14112230d28ca
158227951855
hex48e64932d2

313101202130 has 8 divisors (see below), whose sum is σ = 563582163852. Its totient is φ = 125240480848.

The previous prime is 313101202097. The next prime is 313101202159. The reversal of 313101202130 is 31202101313.

It can be written as a sum of positive squares in 2 ways, for example, as 283932319609 + 29168882521 = 532853^2 + 170789^2 .

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

It is a super-2 number, since 2×3131012021302 (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 313101202099 and 313101202108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15655060097 + ... + 15655060116.

Almost surely, 2313101202130 is an apocalyptic number.

313101202130 is a deficient number, since it is larger than the sum of its proper divisors (250480961722).

313101202130 is a wasteful number, since it uses less digits than its factorization.

313101202130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31310120220.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 313101202130 its reverse (31202101313), we get a palindrome (344303303443).

The spelling of 313101202130 in words is "three hundred thirteen billion, one hundred one million, two hundred two thousand, one hundred thirty".

Divisors: 1 2 5 10 31310120213 62620240426 156550601065 313101202130