Base | Representation |
---|---|
bin | 1000000001110111… |
… | …1011111011011111 |
3 | 12120012122011201000 |
4 | 2000131323323133 |
5 | 13403231100140 |
6 | 553512121343 |
7 | 104261004465 |
oct | 20035737337 |
9 | 5505564630 |
10 | 2155331295 |
11 | a066a0337 |
12 | 501996253 |
13 | 2846c1a80 |
14 | 166370835 |
15 | c9346a30 |
hex | 8077bedf |
2155331295 has 32 divisors (see below), whose sum is σ = 4126449600. Its totient is φ = 1061085312.
The previous prime is 2155331273. The next prime is 2155331369. The reversal of 2155331295 is 5921335512.
2155331295 is a `hidden beast` number, since 2 + 1 + 553 + 3 + 12 + 95 = 666.
It is not a de Polignac number, because 2155331295 - 28 = 2155331039 is a prime.
It is a congruent number.
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, 612300 + ... + 615809.
It is an arithmetic number, because the mean of its divisors is an integer number (128951550).
Almost surely, 22155331295 is an apocalyptic number.
2155331295 is a deficient number, since it is larger than the sum of its proper divisors (1971118305).
2155331295 is a wasteful number, since it uses less digits than its factorization.
2155331295 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1228136 (or 1228130 counting only the distinct ones).
The product of its digits is 40500, while the sum is 36.
The square root of 2155331295 is about 46425.5457156941. The cubic root of 2155331295 is about 1291.7288070186.
The spelling of 2155331295 in words is "two billion, one hundred fifty-five million, three hundred thirty-one thousand, two hundred ninety-five".
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