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164422292 = 22131313783
BaseRepresentation
bin10011100110011…
…10001010010100
3102110101111222112
421303032022110
5314043003132
624152050152
74034365166
oct1163161224
9373344875
10164422292
11848a29a1
1247093958
13280ab5c8
1417ba0936
15e67cab2
hex9cce294

164422292 has 12 divisors (see below), whose sum is σ = 289936416. Its totient is φ = 81583320.

The previous prime is 164422277. The next prime is 164422337. The reversal of 164422292 is 292224461.

It is a super-3 number, since 3×1644222923 (a number of 26 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

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, 156368 + ... + 157415.

It is an arithmetic number, because the mean of its divisors is an integer number (24161368).

Almost surely, 2164422292 is an apocalyptic number.

It is an amenable number.

164422292 is a deficient number, since it is larger than the sum of its proper divisors (125514124).

164422292 is a wasteful number, since it uses less digits than its factorization.

164422292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313918 (or 313916 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 164422292 is about 12822.7256072958. The cubic root of 164422292 is about 547.8397821352.

The spelling of 164422292 in words is "one hundred sixty-four million, four hundred twenty-two thousand, two hundred ninety-two".

Divisors: 1 2 4 131 262 524 313783 627566 1255132 41105573 82211146 164422292