Base | Representation |
---|---|
bin | 1011001001010001… |
… | …0111000111111000 |
3 | 21201111101012020112 |
4 | 2302110113013320 |
5 | 22111332311130 |
6 | 1212510043452 |
7 | 134064610034 |
oct | 26224270770 |
9 | 7644335215 |
10 | 2991682040 |
11 | 12a57a9aa6 |
12 | 6b5aa9588 |
13 | 388a61479 |
14 | 20547d1c4 |
15 | 12799e495 |
hex | b25171f8 |
2991682040 has 16 divisors (see below), whose sum is σ = 6731284680. Its totient is φ = 1196672800.
The previous prime is 2991682033. The next prime is 2991682081. The reversal of 2991682040 is 402861992.
2991682040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×29916820402 = 17900322856917123200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37395986 + ... + 37396065.
Almost surely, 22991682040 is an apocalyptic number.
2991682040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2991682040 is an abundant number, since it is smaller than the sum of its proper divisors (3739602640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2991682040 is a wasteful number, since it uses less digits than its factorization.
2991682040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74792062 (or 74792058 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 41.
The square root of 2991682040 is about 54696.2708052386. The cubic root of 2991682040 is about 1440.9153837748.
The spelling of 2991682040 in words is "two billion, nine hundred ninety-one million, six hundred eighty-two thousand, forty".
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