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3130402013401 = 13240800154877
BaseRepresentation
bin101101100011011010100…
…000000000000011011001
3102002021010002122220210011
4231203122200000003121
5402242030403412101
610354030431121521
7442110165040135
oct55433240000331
912067102586704
103130402013401
11aa7661366493
124268393732a1
13199270a9c590
14ab72592c3c5
1556667a17751
hex2d8da8000d9

3130402013401 has 4 divisors (see below), whose sum is σ = 3371202168292. Its totient is φ = 2889601858512.

The previous prime is 3130402013399. The next prime is 3130402013429. The reversal of 3130402013401 is 1043102040313.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1132306681801 + 1998095331600 = 1064099^2 + 1413540^2 .

It is a cyclic number.

It is not a de Polignac number, because 3130402013401 - 21 = 3130402013399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3130402017401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120400077426 + ... + 120400077451.

It is an arithmetic number, because the mean of its divisors is an integer number (842800542073).

Almost surely, 23130402013401 is an apocalyptic number.

It is an amenable number.

3130402013401 is a deficient number, since it is larger than the sum of its proper divisors (240800154891).

3130402013401 is a wasteful number, since it uses less digits than its factorization.

3130402013401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240800154890.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 3130402013401 its reverse (1043102040313), we get a palindrome (4173504053714).

The spelling of 3130402013401 in words is "three trillion, one hundred thirty billion, four hundred two million, thirteen thousand, four hundred one".

Divisors: 1 13 240800154877 3130402013401