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22951252 = 226785639
BaseRepresentation
bin101011110001…
…1010101010100
31121012001012101
41113203111110
521333420002
62135531444
7366040162
oct127432524
947161171
1022951252
1111a56685
127829b84
1349a782c
143096232
152035587
hex15e3554

22951252 has 12 divisors (see below), whose sum is σ = 40764640. Its totient is φ = 11304216.

The previous prime is 22951223. The next prime is 22951283. The reversal of 22951252 is 25215922.

It is a self number, because there is not a number n which added to its sum of digits gives 22951252.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42552 + ... + 43087.

Almost surely, 222951252 is an apocalyptic number.

It is an amenable number.

22951252 is a deficient number, since it is larger than the sum of its proper divisors (17813388).

22951252 is a wasteful number, since it uses less digits than its factorization.

22951252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85710 (or 85708 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 22951252 is about 4790.7464971547. The cubic root of 22951252 is about 284.1856387299.

The spelling of 22951252 in words is "twenty-two million, nine hundred fifty-one thousand, two hundred fifty-two".

Divisors: 1 2 4 67 134 268 85639 171278 342556 5737813 11475626 22951252