Base | Representation |
---|---|
bin | 10100101011111101… |
… | …010001111011001010 |
3 | 2010100000101211002110 |
4 | 110223331101323022 |
5 | 330442323232340 |
6 | 14112035043150 |
7 | 1414304420160 |
oct | 245375217312 |
9 | 63300354073 |
10 | 22212320970 |
11 | 9469304564 |
12 | 437aa404b6 |
13 | 212cb313b8 |
14 | 110a04d230 |
15 | 8a00bd680 |
hex | 52bf51eca |
22212320970 has 128 divisors (see below), whose sum is σ = 61906747392. Its totient is φ = 4995936000.
The previous prime is 22212320947. The next prime is 22212321017. The reversal of 22212320970 is 7902321222.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3538935 + ... + 3545205.
It is an arithmetic number, because the mean of its divisors is an integer number (483646464).
Almost surely, 222212320970 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22212320970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30953373696).
22212320970 is an abundant number, since it is smaller than the sum of its proper divisors (39694426422).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22212320970 is a wasteful number, since it uses less digits than its factorization.
22212320970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6556.
The product of its (nonzero) digits is 6048, while the sum is 30.
The spelling of 22212320970 in words is "twenty-two billion, two hundred twelve million, three hundred twenty thousand, nine hundred seventy".
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