Base | Representation |
---|---|
bin | 11110100000101010… |
… | …10000111111101110 |
3 | 1120021120010012100120 |
4 | 33100111100333232 |
5 | 232021303344304 |
6 | 11305215105410 |
7 | 1116625604532 |
oct | 172025207756 |
9 | 46246105316 |
10 | 16380137454 |
11 | 6a4618478a |
12 | 3211812266 |
13 | 1710761b35 |
14 | b15645bc2 |
15 | 65d0840d9 |
hex | 3d0550fee |
16380137454 has 32 divisors (see below), whose sum is σ = 33967296000. Its totient is φ = 5259735264.
The previous prime is 16380137437. The next prime is 16380137471. The reversal of 16380137454 is 45473108361.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (16380137437) and next prime (16380137471).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30834 + ... + 183605.
It is an arithmetic number, because the mean of its divisors is an integer number (1061478000).
Almost surely, 216380137454 is an apocalyptic number.
16380137454 is an abundant number, since it is smaller than the sum of its proper divisors (17587158546).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16380137454 is a wasteful number, since it uses less digits than its factorization.
16380137454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 214912.
The product of its (nonzero) digits is 241920, while the sum is 42.
The spelling of 16380137454 in words is "sixteen billion, three hundred eighty million, one hundred thirty-seven thousand, four hundred fifty-four".
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