Base | Representation |
---|---|
bin | 1100001000010101110110… |
… | …1010101101011101010000 |
3 | 1202020001021110200011100000 |
4 | 3002011131222231131100 |
5 | 3222010041400301113 |
6 | 44211045420330000 |
7 | 2544412214241213 |
oct | 302053552553520 |
9 | 52201243604300 |
10 | 13337444931408 |
11 | 4282418a591a4 |
12 | 15b4a773a3900 |
13 | 75993c3c8970 |
14 | 34177026b77a |
15 | 181e0e375373 |
hex | c215daad750 |
13337444931408 has 480 divisors, whose sum is σ = 42145610730496. Its totient is φ = 4058865967104.
The previous prime is 13337444931401. The next prime is 13337444931409. The reversal of 13337444931408 is 80413944473331.
13337444931408 is a `hidden beast` number, since 1 + 3 + 3 + 3 + 7 + 4 + 4 + 493 + 140 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13337444931401) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1769592216 + ... + 1769599752.
Almost surely, 213337444931408 is an apocalyptic number.
13337444931408 is a gapful number since it is divisible by the number (18) 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 13337444931408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21072805365248).
13337444931408 is an abundant number, since it is smaller than the sum of its proper divisors (28808165799088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13337444931408 is a wasteful number, since it uses less digits than its factorization.
13337444931408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7953 (or 7935 counting only the distinct ones).
The product of its (nonzero) digits is 10450944, while the sum is 54.
The spelling of 13337444931408 in words is "thirteen trillion, three hundred thirty-seven billion, four hundred forty-four million, nine hundred thirty-one thousand, four hundred eight".
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