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164922453 = 3321128949
BaseRepresentation
bin10011101010010…
…00010001010101
3102111022221002000
421311020101111
5314210004303
624210505513
74041550323
oct1165102125
9374287060
10164922453
1185104753
1247295299
1328225167
1417c90d13
15e72ada3
hex9d48455

164922453 has 16 divisors (see below), whose sum is σ = 245496000. Its totient is φ = 109423440.

The previous prime is 164922419. The next prime is 164922463. The reversal of 164922453 is 354229461.

It is a happy number.

164922453 is a `hidden beast` number, since 1 + 649 + 2 + 2 + 4 + 5 + 3 = 666.

It is not a de Polignac number, because 164922453 - 29 = 164921941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164922463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8778 + ... + 20171.

It is an arithmetic number, because the mean of its divisors is an integer number (15343500).

Almost surely, 2164922453 is an apocalyptic number.

It is an amenable number.

164922453 is a deficient number, since it is larger than the sum of its proper divisors (80573547).

164922453 is a wasteful number, since it uses less digits than its factorization.

164922453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29169 (or 29163 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 164922453 is about 12842.2137110391. The cubic root of 164922453 is about 548.3947164668.

The spelling of 164922453 in words is "one hundred sixty-four million, nine hundred twenty-two thousand, four hundred fifty-three".

Divisors: 1 3 9 27 211 633 1899 5697 28949 86847 260541 781623 6108239 18324717 54974151 164922453