Base | Representation |
---|---|
bin | 111111101010101… |
… | …1110111101101000 |
3 | 12111212220020012000 |
4 | 1333111132331220 |
5 | 13333400311110 |
6 | 551553051000 |
7 | 103640401326 |
oct | 17725367550 |
9 | 5455806160 |
10 | 2136338280 |
11 | 9a69a862a |
12 | 4b7556a60 |
13 | 2807a1abb |
14 | 163a28d16 |
15 | c78441c0 |
hex | 7f55ef68 |
2136338280 has 64 divisors (see below), whose sum is σ = 7121131200. Its totient is φ = 569689920.
The previous prime is 2136338263. The next prime is 2136338293. The reversal of 2136338280 is 828336312.
2136338280 is a `hidden beast` number, since 2 + 13 + 633 + 8 + 2 + 8 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 987966 + ... + 990125.
It is an arithmetic number, because the mean of its divisors is an integer number (111267675).
Almost surely, 22136338280 is an apocalyptic number.
2136338280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2136338280 is an abundant number, since it is smaller than the sum of its proper divisors (4984792920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2136338280 is a wasteful number, since it uses less digits than its factorization.
2136338280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1978111 (or 1978101 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 36.
The square root of 2136338280 is about 46220.5395901000. The cubic root of 2136338280 is about 1287.9233217601.
The spelling of 2136338280 in words is "two billion, one hundred thirty-six million, three hundred thirty-eight thousand, two hundred eighty".
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