Base | Representation |
---|---|
bin | 1011000101011101… |
… | …1011101100011100 |
3 | 21200101022201200202 |
4 | 2301113123230130 |
5 | 22043240204410 |
6 | 1211135443032 |
7 | 133512055205 |
oct | 26127335434 |
9 | 7611281622 |
10 | 2975709980 |
11 | 129778aa51 |
12 | 6b0686478 |
13 | 38565b549 |
14 | 2032c25ac |
15 | 126396ca5 |
hex | b15dbb1c |
2975709980 has 12 divisors (see below), whose sum is σ = 6248991000. Its totient is φ = 1190283984.
The previous prime is 2975709977. The next prime is 2975710009. The reversal of 2975709980 is 899075792.
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, 74392730 + ... + 74392769.
It is an arithmetic number, because the mean of its divisors is an integer number (520749250).
Almost surely, 22975709980 is an apocalyptic number.
2975709980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2975709980 is an abundant number, since it is smaller than the sum of its proper divisors (3273281020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2975709980 is a wasteful number, since it uses less digits than its factorization.
2975709980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148785508 (or 148785506 counting only the distinct ones).
The product of its (nonzero) digits is 2857680, while the sum is 56.
The square root of 2975709980 is about 54550.0685609102. The cubic root of 2975709980 is about 1438.3465428858.
The spelling of 2975709980 in words is "two billion, nine hundred seventy-five million, seven hundred nine thousand, nine hundred eighty".
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