Base | Representation |
---|---|
bin | 11111000001000010100… |
… | …101110111001001111001 |
3 | 21112202120101122101120010 |
4 | 133001002211313021321 |
5 | 234410122234002223 |
6 | 4311054501052133 |
7 | 306663412401333 |
oct | 37010245671171 |
9 | 7482511571503 |
10 | 2131421000313 |
11 | 751a26652540 |
12 | 2a51006b7049 |
13 | 125cb895b197 |
14 | 75238976453 |
15 | 3a69a983393 |
hex | 1f042977279 |
2131421000313 has 32 divisors (see below), whose sum is σ = 3123050056704. Its totient is φ = 1282282200000.
The previous prime is 2131421000311. The next prime is 2131421000333. The reversal of 2131421000313 is 3130001241312.
It is not a de Polignac number, because 2131421000313 - 21 = 2131421000311 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2131421000313.
It is not an unprimeable number, because it can be changed into a prime (2131421000311) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6726658 + ... + 7036388.
It is an arithmetic number, because the mean of its divisors is an integer number (97595314272).
Almost surely, 22131421000313 is an apocalyptic number.
It is an amenable number.
2131421000313 is a deficient number, since it is larger than the sum of its proper divisors (991629056391).
2131421000313 is a wasteful number, since it uses less digits than its factorization.
2131421000313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 311277.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 2131421000313 its reverse (3130001241312), we get a palindrome (5261422241625).
The spelling of 2131421000313 in words is "two trillion, one hundred thirty-one billion, four hundred twenty-one million, three hundred thirteen", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •