Base | Representation |
---|---|
bin | 100111111010010010… |
… | …1111010110010101110 |
3 | 22012020010122110101021 |
4 | 1033310211322302232 |
5 | 2401012214200340 |
6 | 103212415004354 |
7 | 6122631430600 |
oct | 1176445726256 |
9 | 265203573337 |
10 | 85707959470 |
11 | 333919aa561 |
12 | 1473b5096ba |
13 | 810b85b923 |
14 | 4210c87170 |
15 | 236966ae4a |
hex | 13f497acae |
85707959470 has 24 divisors (see below), whose sum is σ = 179461973304. Its totient is φ = 29385585936.
The previous prime is 85707959419. The next prime is 85707959471. The reversal of 85707959470 is 7495970758.
It is a super-2 number, since 2×857079594702 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 85707959399 and 85707959408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85707959471) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87456612 + ... + 87457591.
It is an arithmetic number, because the mean of its divisors is an integer number (7477582221).
Almost surely, 285707959470 is an apocalyptic number.
85707959470 is an abundant number, since it is smaller than the sum of its proper divisors (93754013834).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85707959470 is a wasteful number, since it uses less digits than its factorization.
85707959470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174914224 (or 174914217 counting only the distinct ones).
The product of its (nonzero) digits is 22226400, while the sum is 61.
The spelling of 85707959470 in words is "eighty-five billion, seven hundred seven million, nine hundred fifty-nine thousand, four hundred seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •