Base | Representation |
---|---|
bin | 11001001100100001… |
… | …10111000111001111 |
3 | 1021220201011111012222 |
4 | 30212100313013033 |
5 | 210200333344033 |
6 | 10114131245555 |
7 | 656131244243 |
oct | 144620670717 |
9 | 37821144188 |
10 | 13526856143 |
11 | 5811615259 |
12 | 27561498bb |
13 | 137759aab8 |
14 | 924712423 |
15 | 542822598 |
hex | 3264371cf |
13526856143 has 8 divisors (see below), whose sum is σ = 14281054320. Its totient is φ = 12776883840.
The previous prime is 13526856137. The next prime is 13526856149. The reversal of 13526856143 is 34165862531.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (13526856137) and next prime (13526856149).
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 13526856143 - 210 = 13526855119 is a prime.
It is a super-2 number, since 2×135268561432 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13526856094 and 13526856103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13526856149) 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, 1049888 + ... + 1062693.
It is an arithmetic number, because the mean of its divisors is an integer number (1785131790).
Almost surely, 213526856143 is an apocalyptic number.
13526856143 is a deficient number, since it is larger than the sum of its proper divisors (754198177).
13526856143 is a wasteful number, since it uses less digits than its factorization.
13526856143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2112937.
The product of its digits is 518400, while the sum is 44.
The spelling of 13526856143 in words is "thirteen billion, five hundred twenty-six million, eight hundred fifty-six thousand, one hundred forty-three".
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