Base | Representation |
---|---|
bin | 1101010001010101101… |
… | …1111000100000101100 |
3 | 210210111012212012221212 |
4 | 3110111123320200230 |
5 | 12213412140210310 |
6 | 252423303013552 |
7 | 22320606440210 |
oct | 3242533704054 |
9 | 723435765855 |
10 | 227992897580 |
11 | 887670574a8 |
12 | 3822a43a2b8 |
13 | 186659211b6 |
14 | b06bb42940 |
15 | 5de5c86205 |
hex | 35156f882c |
227992897580 has 48 divisors (see below), whose sum is σ = 560528894016. Its totient is φ = 76262430720.
The previous prime is 227992897373. The next prime is 227992897603. The reversal of 227992897580 is 85798299722.
It is a super-2 number, since 2×2279928975802 (a number of 24 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 227992897580.
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, 19854269 + ... + 19865748.
It is an arithmetic number, because the mean of its divisors is an integer number (11677685292).
Almost surely, 2227992897580 is an apocalyptic number.
227992897580 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
227992897580 is an abundant number, since it is smaller than the sum of its proper divisors (332535996436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
227992897580 is a wasteful number, since it uses less digits than its factorization.
227992897580 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39720074 (or 39720072 counting only the distinct ones).
The product of its (nonzero) digits is 91445760, while the sum is 68.
The spelling of 227992897580 in words is "two hundred twenty-seven billion, nine hundred ninety-two million, eight hundred ninety-seven thousand, five hundred eighty".
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