Base | Representation |
---|---|
bin | 101000011110111010… |
… | …0011011110011101001 |
3 | 22022101202100212012020 |
4 | 1100331310123303221 |
5 | 2411021221021411 |
6 | 103534342535053 |
7 | 6165240032664 |
oct | 1207564336351 |
9 | 268352325166 |
10 | 86936501481 |
11 | 33962430335 |
12 | 14a22a37489 |
13 | 827623756b |
14 | 42ca0c66db |
15 | 23dc443606 |
hex | 143dd1bce9 |
86936501481 has 4 divisors (see below), whose sum is σ = 115915335312. Its totient is φ = 57957667652.
The previous prime is 86936501453. The next prime is 86936501527. The reversal of 86936501481 is 18410563968.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 86936501481 - 26 = 86936501417 is a prime.
It is a super-2 number, since 2×869365014812 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (86936501381) 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, 14489416911 + ... + 14489416916.
It is an arithmetic number, because the mean of its divisors is an integer number (28978833828).
Almost surely, 286936501481 is an apocalyptic number.
It is an amenable number.
86936501481 is a deficient number, since it is larger than the sum of its proper divisors (28978833831).
86936501481 is a wasteful number, since it uses less digits than its factorization.
86936501481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28978833830.
The product of its (nonzero) digits is 1244160, while the sum is 51.
The spelling of 86936501481 in words is "eighty-six billion, nine hundred thirty-six million, five hundred one thousand, four hundred eighty-one".
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