Base | Representation |
---|---|
bin | 11101111101010010000000… |
… | …101001111110110000001101 |
3 | 122021111121120212220121101002 |
4 | 131331102000221332300031 |
5 | 114232131332231320220 |
6 | 1144115114415030045 |
7 | 36515645125304306 |
oct | 3575220051766015 |
9 | 567447525817332 |
10 | 131754575260685 |
11 | 38a8788a999943 |
12 | 1293ab0480b325 |
13 | 58695318c5300 |
14 | 2476d53b377ad |
15 | 103738b264c75 |
hex | 77d480a7ec0d |
131754575260685 has 48 divisors (see below), whose sum is σ = 175837606577424. Its totient is φ = 94662028670976.
The previous prime is 131754575260621. The next prime is 131754575260703. The reversal of 131754575260685 is 586062575457131.
It is a happy number.
It can be written as a sum of positive squares in 24 ways, for example, as 103734978691369 + 28019596569316 = 10185037^2 + 5293354^2 .
It is not a de Polignac number, because 131754575260685 - 26 = 131754575260621 is a prime.
It is a hoax number, since the sum of its digits (65) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (65).
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 864494849 + ... + 864647241.
It is an arithmetic number, because the mean of its divisors is an integer number (3663283470363).
Almost surely, 2131754575260685 is an apocalyptic number.
It is an amenable number.
131754575260685 is a deficient number, since it is larger than the sum of its proper divisors (44083031316739).
131754575260685 is a wasteful number, since it uses less digits than its factorization.
131754575260685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 180114 (or 180101 counting only the distinct ones).
The product of its (nonzero) digits is 211680000, while the sum is 65.
The spelling of 131754575260685 in words is "one hundred thirty-one trillion, seven hundred fifty-four billion, five hundred seventy-five million, two hundred sixty thousand, six hundred eighty-five".
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