Search a number
-
+
2913212112013 = 7978742523057
BaseRepresentation
bin101010011001001000111…
…110010001110010001101
3101022111111202112202122101
4222121020332101302031
5340212224300041023
610110151113515101
7420321053244430
oct52311076216215
911274452482571
102913212112013
11a23539320a15
123b0724a12a91
1318193a32a428
14a1000857817
1550ba53a91ad
hex2a648f91c8d

2913212112013 has 8 divisors (see below), whose sum is σ = 3329725533632. Its totient is φ = 2496783756096.

The previous prime is 2913212111989. The next prime is 2913212112061. The reversal of 2913212112013 is 3102112123192.

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

It is not a de Polignac number, because 2913212112013 - 213 = 2913212103821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2913212110013) 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, 21193020 + ... + 21330037.

It is an arithmetic number, because the mean of its divisors is an integer number (416215691704).

Almost surely, 22913212112013 is an apocalyptic number.

It is an amenable number.

2913212112013 is a deficient number, since it is larger than the sum of its proper divisors (416513421619).

2913212112013 is an equidigital number, since it uses as much as digits as its factorization.

2913212112013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42532851.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 2913212112013 in words is "two trillion, nine hundred thirteen billion, two hundred twelve million, one hundred twelve thousand, thirteen".

Divisors: 1 7 9787 68509 42523057 297661399 416173158859 2913212112013