Base | Representation |
---|---|
bin | 1010110110010001… |
… | …1101000100110000 |
3 | 21111221110200010002 |
4 | 2231210131010300 |
5 | 21430433432030 |
6 | 1200542325132 |
7 | 132106500413 |
oct | 25544350460 |
9 | 7457420102 |
10 | 2912014640 |
11 | 1264835777 |
12 | 6932897a8 |
13 | 3753b95b2 |
14 | 1d8a61b7a |
15 | 1209b4245 |
hex | ad91d130 |
2912014640 has 40 divisors (see below), whose sum is σ = 6773154288. Its totient is φ = 1164337920.
The previous prime is 2912014639. The next prime is 2912014649. The reversal of 2912014640 is 464102192.
It is a tau number, because it is divible by the number of its divisors (40).
It is not an unprimeable number, because it can be changed into a prime (2912014649) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248759 + ... + 260201.
Almost surely, 22912014640 is an apocalyptic number.
2912014640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2912014640 is an abundant number, since it is smaller than the sum of its proper divisors (3861139648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2912014640 is a wasteful number, since it uses less digits than its factorization.
2912014640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14637 (or 14631 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 29.
The square root of 2912014640 is about 53963.0859013826. The cubic root of 2912014640 is about 1428.0097894696.
The spelling of 2912014640 in words is "two billion, nine hundred twelve million, fourteen thousand, six hundred forty".
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