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310401012113 = 4117894231837
BaseRepresentation
bin1001000010001010101…
…01111001000110010001
31002200012101021012001222
410201011111321012101
520041200124341423
6354332442534425
731266012032663
oct4410525710621
91080171235058
10310401012113
1110a705308685
12501a8807415
132336992324a
1411048650533
15811a8803c8
hex4845579191

310401012113 has 8 divisors (see below), whose sum is σ = 318149580840. Its totient is φ = 302660910720.

The previous prime is 310401012073. The next prime is 310401012137. The reversal of 310401012113 is 311210104013.

It can be written as a sum of positive squares in 4 ways, for example, as 660901264 + 309740110849 = 25708^2 + 556543^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 310401012113 - 226 = 310333903249 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 310401012091 and 310401012100.

It is not an unprimeable number, because it can be changed into a prime (310401014113) 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, 2042570 + ... + 2189267.

It is an arithmetic number, because the mean of its divisors is an integer number (39768697605).

Almost surely, 2310401012113 is an apocalyptic number.

It is an amenable number.

310401012113 is a deficient number, since it is larger than the sum of its proper divisors (7748568727).

310401012113 is a wasteful number, since it uses less digits than its factorization.

310401012113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4233667.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 310401012113 its reverse (311210104013), we get a palindrome (621611116126).

The spelling of 310401012113 in words is "three hundred ten billion, four hundred one million, twelve thousand, one hundred thirteen".

Divisors: 1 41 1789 73349 4231837 173505317 7570756393 310401012113