Base | Representation |
---|---|
bin | 1010101000101101… |
… | …1101101000110100 |
3 | 21100222102201101112 |
4 | 2222023131220310 |
5 | 21321403203300 |
6 | 1151151214152 |
7 | 130516135061 |
oct | 25213355064 |
9 | 7328381345 |
10 | 2855131700 |
11 | 1235713783 |
12 | 678217358 |
13 | 366691355 |
14 | 1d1295c68 |
15 | 11a9c9e35 |
hex | aa2dda34 |
2855131700 has 36 divisors (see below), whose sum is σ = 6198001740. Its totient is φ = 1141616640.
The previous prime is 2855131639. The next prime is 2855131723. The reversal of 2855131700 is 71315582.
2855131700 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 6 ways, for example, as 331676944 + 2523454756 = 18212^2 + 50234^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 434036 + ... + 440564.
It is an arithmetic number, because the mean of its divisors is an integer number (172166715).
Almost surely, 22855131700 is an apocalyptic number.
2855131700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2855131700 is an abundant number, since it is smaller than the sum of its proper divisors (3342870040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2855131700 is a wasteful number, since it uses less digits than its factorization.
2855131700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10916 (or 10909 counting only the distinct ones).
The product of its (nonzero) digits is 8400, while the sum is 32.
The square root of 2855131700 is about 53433.4324182903. The cubic root of 2855131700 is about 1418.6503906468.
The spelling of 2855131700 in words is "two billion, eight hundred fifty-five million, one hundred thirty-one thousand, seven hundred".
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