Base | Representation |
---|---|
bin | 110110101001001010… |
… | …1111000011000101001 |
3 | 102012220000102100012222 |
4 | 1231102111320120221 |
5 | 3410310432202211 |
6 | 125524031043425 |
7 | 11322635004143 |
oct | 1552225703051 |
9 | 365800370188 |
10 | 117345584681 |
11 | 45847583656 |
12 | 1a8aa970575 |
13 | b0b12a1410 |
14 | 59729bbc93 |
15 | 30bbe271db |
hex | 1b52578629 |
117345584681 has 8 divisors (see below), whose sum is σ = 126465039624. Its totient is φ = 108239397120.
The previous prime is 117345584651. The next prime is 117345584687. The reversal of 117345584681 is 186485543711.
It can be written as a sum of positive squares in 4 ways, for example, as 11942118400 + 105403466281 = 109280^2 + 324659^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 117345584681 - 26 = 117345584617 is a prime.
It is a super-2 number, since 2×1173455846812 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (117345584687) 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, 3298466 + ... + 3333851.
It is an arithmetic number, because the mean of its divisors is an integer number (15808129953).
Almost surely, 2117345584681 is an apocalyptic number.
It is an amenable number.
117345584681 is a deficient number, since it is larger than the sum of its proper divisors (9119454943).
117345584681 is a wasteful number, since it uses less digits than its factorization.
117345584681 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6633691.
The product of its digits is 3225600, while the sum is 53.
The spelling of 117345584681 in words is "one hundred seventeen billion, three hundred forty-five million, five hundred eighty-four thousand, six hundred eighty-one".
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