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22970151 = 322552239
BaseRepresentation
bin101011110011…
…1111100100111
31121020000010100
41113213330213
521340021101
62140155143
7366146241
oct127477447
947200110
1022970151
1111a698a6
127838ab3
1349b3309
14309d091
15203ae86
hex15e7f27

22970151 has 6 divisors (see below), whose sum is σ = 33179120. Its totient is φ = 15313428.

The previous prime is 22970141. The next prime is 22970153. The reversal of 22970151 is 15107922.

It is not a de Polignac number, because 22970151 - 210 = 22969127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22970153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1276111 + ... + 1276128.

Almost surely, 222970151 is an apocalyptic number.

22970151 is a deficient number, since it is larger than the sum of its proper divisors (10208969).

22970151 is a wasteful number, since it uses less digits than its factorization.

22970151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2552245 (or 2552242 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 22970151 is about 4792.7185396182. The cubic root of 22970151 is about 284.2636206903.

The spelling of 22970151 in words is "twenty-two million, nine hundred seventy thousand, one hundred fifty-one".

Divisors: 1 3 9 2552239 7656717 22970151