Base | Representation |
---|---|
bin | 10000100011101111000… |
… | …010111011011110000000 |
3 | 11000210001221112002200100 |
4 | 100203233002323132000 |
5 | 122120340230414030 |
6 | 2230422525522400 |
7 | 145131526316400 |
oct | 20435702733600 |
9 | 4023057462610 |
10 | 1137881888640 |
11 | 3a9633730682 |
12 | 164642413400 |
13 | 833c009b0b3 |
14 | 3d106632800 |
15 | 1e8eb544360 |
hex | 108ef0bb780 |
1137881888640 has 1152 divisors, whose sum is σ = 4679765344800. Its totient is φ = 253968777216.
The previous prime is 1137881888621. The next prime is 1137881888653. The reversal of 1137881888640 is 468881887311.
1137881888640 is a `hidden beast` number, since 1 + 1 + 378 + 8 + 188 + 86 + 4 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (1152).
It is a super-2 number, since 2×11378818886402 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (63).
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 143 ways as a sum of consecutive naturals, for example, 2436577687 + ... + 2436578153.
Almost surely, 21137881888640 is an apocalyptic number.
1137881888640 is a gapful number since it is divisible by the number (10) 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 1137881888640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2339882672400).
1137881888640 is an abundant number, since it is smaller than the sum of its proper divisors (3541883456160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1137881888640 is a wasteful number, since it uses less digits than its factorization.
1137881888640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 692 (or 670 counting only the distinct ones).
The product of its (nonzero) digits is 16515072, while the sum is 63.
The spelling of 1137881888640 in words is "one trillion, one hundred thirty-seven billion, eight hundred eighty-one million, eight hundred eighty-eight thousand, six hundred forty".
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