Base | Representation |
---|---|
bin | 1011110001000010110110… |
… | …1001110101110010101111 |
3 | 1200210210012020012220022222 |
4 | 2330100231221311302233 |
5 | 3143430400101013021 |
6 | 43303134314025555 |
7 | 2503453026546116 |
oct | 274205551656257 |
9 | 50723166186288 |
10 | 12937207438511 |
11 | 4138703365984 |
12 | 154b3987182bb |
13 | 72ac868069a5 |
14 | 32a242726c7d |
15 | 1767d6bb86ab |
hex | bc42da75caf |
12937207438511 has 8 divisors (see below), whose sum is σ = 12988384521744. Its totient is φ = 12886068824640.
The previous prime is 12937207438499. The next prime is 12937207438523. The reversal of 12937207438511 is 11583470273921.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (12937207438499) and next prime (12937207438523).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12937207438511 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 (12937207435511) 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, 8943320 + ... + 10288701.
It is an arithmetic number, because the mean of its divisors is an integer number (1623548065218).
Almost surely, 212937207438511 is an apocalyptic number.
12937207438511 is a deficient number, since it is larger than the sum of its proper divisors (51177083233).
12937207438511 is a wasteful number, since it uses less digits than its factorization.
12937207438511 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19234681.
The product of its (nonzero) digits is 2540160, while the sum is 53.
The spelling of 12937207438511 in words is "twelve trillion, nine hundred thirty-seven billion, two hundred seven million, four hundred thirty-eight thousand, five hundred eleven".
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