Base | Representation |
---|---|
bin | 11111000000000111101… |
… | …000000000111000000101 |
3 | 21112200000110010011120011 |
4 | 133000013220000320011 |
5 | 234401111004134202 |
6 | 4310412401110221 |
7 | 306630040510216 |
oct | 37000750007005 |
9 | 7480013104504 |
10 | 2130431708677 |
11 | 751569183048 |
12 | 2a4a85328371 |
13 | 125b8ba0010c |
14 | 7518341540d |
15 | 3a63dbb9bd7 |
hex | 1f007a00e05 |
2130431708677 has 4 divisors (see below), whose sum is σ = 2138122798156. Its totient is φ = 2122740619200.
The previous prime is 2130431708621. The next prime is 2130431708753. The reversal of 2130431708677 is 7768071340312.
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 176472247396 + 1953959461281 = 420086^2 + 1397841^2 .
It is a cyclic number.
It is not a de Polignac number, because 2130431708677 - 215 = 2130431675909 is a prime.
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 2130431708677.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130431708617) 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, 3845544324 + ... + 3845544877.
It is an arithmetic number, because the mean of its divisors is an integer number (534530699539).
Almost surely, 22130431708677 is an apocalyptic number.
It is an amenable number.
2130431708677 is a deficient number, since it is larger than the sum of its proper divisors (7691089479).
2130431708677 is an equidigital number, since it uses as much as digits as its factorization.
2130431708677 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7691089478.
The product of its (nonzero) digits is 1185408, while the sum is 49.
The spelling of 2130431708677 in words is "two trillion, one hundred thirty billion, four hundred thirty-one million, seven hundred eight thousand, six hundred seventy-seven".
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