Base | Representation |
---|---|
bin | 100110111111… |
… | …010101110000 |
3 | 201020021110022 |
4 | 212333111300 |
5 | 10104032122 |
6 | 1003023012 |
7 | 152606402 |
oct | 46772560 |
9 | 21207408 |
10 | 10220912 |
11 | 5851139 |
12 | 350aa68 |
13 | 216b2a0 |
14 | 1500b72 |
15 | d6d642 |
hex | 9bf570 |
10220912 has 20 divisors (see below), whose sum is σ = 21326760. Its totient is φ = 4717248.
The previous prime is 10220911. The next prime is 10220921. The reversal of 10220912 is 21902201.
It is a super-2 number, since 2×102209122 = 208934084223488, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10220911) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24362 + ... + 24777.
It is an arithmetic number, because the mean of its divisors is an integer number (1066338).
Almost surely, 210220912 is an apocalyptic number.
It is an amenable number.
10220912 is an abundant number, since it is smaller than the sum of its proper divisors (11105848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10220912 is a wasteful number, since it uses less digits than its factorization.
10220912 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49160 (or 49154 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
The square root of 10220912 is about 3197.0161088115. The cubic root of 10220912 is about 217.0183962262.
The spelling of 10220912 in words is "ten million, two hundred twenty thousand, nine hundred twelve".
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