Base | Representation |
---|---|
bin | 11111110001100010110010… |
… | …111110010111110010010000 |
3 | 200022210101211201102012021100 |
4 | 133301202302332113302100 |
5 | 121304031313002344311 |
6 | 1213113311223224400 |
7 | 41302114021431450 |
oct | 3761426276276220 |
9 | 608711751365240 |
10 | 139744058637456 |
11 | 40588138a87419 |
12 | 1380b4025a8100 |
13 | 5cc8a67776790 |
14 | 26719117b1d60 |
15 | 11250e4cbda56 |
hex | 7f18b2f97c90 |
139744058637456 has 480 divisors, whose sum is σ = 484944023596032. Its totient is φ = 36580394188800.
The previous prime is 139744058637373. The next prime is 139744058637481. The reversal of 139744058637456 is 654736850447931.
139744058637456 is a `hidden beast` number, since 1 + 3 + 9 + 7 + 4 + 4 + 0 + 586 + 37 + 4 + 5 + 6 = 666.
It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1344274281 + ... + 1344378231.
Almost surely, 2139744058637456 is an apocalyptic number.
139744058637456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 139744058637456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (242472011798016).
139744058637456 is an abundant number, since it is smaller than the sum of its proper divisors (345199964958576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139744058637456 is a wasteful number, since it uses less digits than its factorization.
139744058637456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104751 (or 104742 counting only the distinct ones).
The product of its (nonzero) digits is 1828915200, while the sum is 72.
The spelling of 139744058637456 in words is "one hundred thirty-nine trillion, seven hundred forty-four billion, fifty-eight million, six hundred thirty-seven thousand, four hundred fifty-six".
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