Base | Representation |
---|---|
bin | 1001110010010010100… |
… | …1001110010010010100 |
3 | 121001221110122020001220 |
4 | 2130210221032102110 |
5 | 10223301314320430 |
6 | 205122123050340 |
7 | 15101063522505 |
oct | 2344451162224 |
9 | 531843566056 |
10 | 168118510740 |
11 | 65331575474 |
12 | 286ba6709b0 |
13 | 12b13204b2b |
14 | 81cbc2abac |
15 | 458e597110 |
hex | 2724a4e494 |
168118510740 has 48 divisors (see below), whose sum is σ = 470763883968. Its totient is φ = 44828550144.
The previous prime is 168118510739. The next prime is 168118510751. The reversal of 168118510740 is 47015811861.
168118510740 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 168118510692 and 168118510701.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 874599 + ... + 1049361.
It is an arithmetic number, because the mean of its divisors is an integer number (9807580916).
Almost surely, 2168118510740 is an apocalyptic number.
168118510740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
168118510740 is an abundant number, since it is smaller than the sum of its proper divisors (302645373228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
168118510740 is a wasteful number, since it uses less digits than its factorization.
168118510740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 190808 (or 190806 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 42.
The spelling of 168118510740 in words is "one hundred sixty-eight billion, one hundred eighteen million, five hundred ten thousand, seven hundred forty".
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