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22006830248 = 2313211604137
BaseRepresentation
bin10100011111101101…
…011001010010101000
32002210200201210210222
4110133231121102220
5330032222031443
614035414425212
71406230653644
oct243755312250
962720653728
1022006830248
119373311317
124322062208
1320c93a3b60
1410caa3bc24
1588c02c468
hex51fb594a8

22006830248 has 16 divisors (see below), whose sum is σ = 44436868980. Its totient is φ = 10156998528.

The previous prime is 22006830193. The next prime is 22006830253. The reversal of 22006830248 is 84203860022.

It can be written as a sum of positive squares in 2 ways, for example, as 17726792164 + 4280038084 = 133142^2 + 65422^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105801965 + ... + 105802172.

Almost surely, 222006830248 is an apocalyptic number.

It is an amenable number.

22006830248 is an abundant number, since it is smaller than the sum of its proper divisors (22430038732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22006830248 is a wasteful number, since it uses less digits than its factorization.

22006830248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211604156 (or 211604152 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 35.

The spelling of 22006830248 in words is "twenty-two billion, six million, eight hundred thirty thousand, two hundred forty-eight".

Divisors: 1 2 4 8 13 26 52 104 211604137 423208274 846416548 1692833096 2750853781 5501707562 11003415124 22006830248