Base | Representation |
---|---|
bin | 11001111011011010… |
… | …00101000110101111 |
3 | 1022221010011211210012 |
4 | 30331231011012233 |
5 | 212002023120310 |
6 | 10221140403435 |
7 | 1001645101541 |
oct | 147555050657 |
9 | 38833154705 |
10 | 13920129455 |
11 | 59a3606321 |
12 | 28459a657b |
13 | 140abc56bb |
14 | 960a45691 |
15 | 567107c05 |
hex | 33db451af |
13920129455 has 16 divisors (see below), whose sum is σ = 17189439840. Its totient is φ = 10813767552.
The previous prime is 13920129451. The next prime is 13920129493. The reversal of 13920129455 is 55492102931.
It is a cyclic number.
It is not a de Polignac number, because 13920129455 - 22 = 13920129451 is a prime.
It is a super-3 number, since 3×139201294553 (a number of 31 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13920129451) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20252 + ... + 168078.
It is an arithmetic number, because the mean of its divisors is an integer number (1074339990).
Almost surely, 213920129455 is an apocalyptic number.
13920129455 is a deficient number, since it is larger than the sum of its proper divisors (3269310385).
13920129455 is a wasteful number, since it uses less digits than its factorization.
13920129455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148378.
The product of its (nonzero) digits is 97200, while the sum is 41.
The spelling of 13920129455 in words is "thirteen billion, nine hundred twenty million, one hundred twenty-nine thousand, four hundred fifty-five".
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