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22941245 = 517269897
BaseRepresentation
bin101011110000…
…0111000111101
31121011112110202
41113200320331
521333104440
62135413245
7365666045
oct127407075
947145422
1022941245
1111a4a108
127824225
1349a3102
143092725
152032615
hex15e0e3d

22941245 has 8 divisors (see below), whose sum is σ = 29148984. Its totient is φ = 17273344.

The previous prime is 22941229. The next prime is 22941251. The reversal of 22941245 is 54214922.

It can be written as a sum of positive squares in 4 ways, for example, as 8637721 + 14303524 = 2939^2 + 3782^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22941245 - 24 = 22941229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134864 + ... + 135033.

It is an arithmetic number, because the mean of its divisors is an integer number (3643623).

Almost surely, 222941245 is an apocalyptic number.

It is an amenable number.

22941245 is a deficient number, since it is larger than the sum of its proper divisors (6207739).

22941245 is a wasteful number, since it uses less digits than its factorization.

22941245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269919.

The product of its digits is 5760, while the sum is 29.

The square root of 22941245 is about 4789.7019740272. The cubic root of 22941245 is about 284.1443300306.

The spelling of 22941245 in words is "twenty-two million, nine hundred forty-one thousand, two hundred forty-five".

Divisors: 1 5 17 85 269897 1349485 4588249 22941245