Base | Representation |
---|---|
bin | 111111111010100111… |
… | …1100100001011001111 |
3 | 111010021210001110101112 |
4 | 1333311033210023033 |
5 | 4222101133000211 |
6 | 143020005402235 |
7 | 12626251603355 |
oct | 1776517441317 |
9 | 433253043345 |
10 | 137258484431 |
11 | 532359219a2 |
12 | 2272770937b |
13 | cc35900c33 |
14 | 69014ad7d5 |
15 | 38851da88b |
hex | 1ff53e42cf |
137258484431 has 4 divisors (see below), whose sum is σ = 137259253872. Its totient is φ = 137257714992.
The previous prime is 137258484409. The next prime is 137258484437. The reversal of 137258484431 is 134484852731.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 134484852731 = 194581 ⋅691151.
It is a cyclic number.
It is not a de Polignac number, because 137258484431 - 222 = 137254290127 is a prime.
It is a super-2 number, since 2×1372584844312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 137258484431.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (137258484437) 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, 36830 + ... + 525236.
It is an arithmetic number, because the mean of its divisors is an integer number (34314813468).
Almost surely, 2137258484431 is an apocalyptic number.
137258484431 is a deficient number, since it is larger than the sum of its proper divisors (769441).
137258484431 is an equidigital number, since it uses as much as digits as its factorization.
137258484431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 769440.
The product of its digits is 2580480, while the sum is 50.
The spelling of 137258484431 in words is "one hundred thirty-seven billion, two hundred fifty-eight million, four hundred eighty-four thousand, four hundred thirty-one".
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