Base | Representation |
---|---|
bin | 11110110101001111010… |
… | …010100010001001000000 |
3 | 21111112212021021221211220 |
4 | 132311033102202021000 |
5 | 234203144234313144 |
6 | 4301201231035040 |
7 | 306034402333665 |
oct | 36651722421100 |
9 | 7445767257756 |
10 | 2118749135424 |
11 | 747613718929 |
12 | 2a276496ba80 |
13 | 124a4955848c |
14 | 74795a25a6c |
15 | 3a1a824b919 |
hex | 1ed4f4a2240 |
2118749135424 has 224 divisors, whose sum is σ = 5942288335872. Its totient is φ = 665321472000.
The previous prime is 2118749135359. The next prime is 2118749135533. The reversal of 2118749135424 is 4245319478112.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35187904 + ... + 35248064.
It is an arithmetic number, because the mean of its divisors is an integer number (26528072928).
Almost surely, 22118749135424 is an apocalyptic number.
2118749135424 is a gapful number since it is divisible by the number (24) 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 2118749135424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2971144167936).
2118749135424 is an abundant number, since it is smaller than the sum of its proper divisors (3823539200448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2118749135424 is a wasteful number, since it uses less digits than its factorization.
2118749135424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60365 (or 60355 counting only the distinct ones).
The product of its digits is 1935360, while the sum is 51.
The spelling of 2118749135424 in words is "two trillion, one hundred eighteen billion, seven hundred forty-nine million, one hundred thirty-five thousand, four hundred twenty-four".
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