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164054253 = 3114971341
BaseRepresentation
bin10011100011101…
…00010011101101
3102102200211010110
421301310103231
5313444214003
624140130233
74031303166
oct1161642355
9372624113
10164054253
1184671430
1246b36979
1327cacc2c
1417b0676d
15e608a03
hex9c744ed

164054253 has 8 divisors (see below), whose sum is σ = 238624416. Its totient is φ = 99426800.

The previous prime is 164054249. The next prime is 164054269. The reversal of 164054253 is 352450461.

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

It is not a de Polignac number, because 164054253 - 22 = 164054249 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 164054253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164054203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2485638 + ... + 2485703.

It is an arithmetic number, because the mean of its divisors is an integer number (29828052).

Almost surely, 2164054253 is an apocalyptic number.

It is an amenable number.

164054253 is a deficient number, since it is larger than the sum of its proper divisors (74570163).

164054253 is a wasteful number, since it uses less digits than its factorization.

164054253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4971355.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 164054253 is about 12808.3665234877. The cubic root of 164054253 is about 547.4307195337.

The spelling of 164054253 in words is "one hundred sixty-four million, fifty-four thousand, two hundred fifty-three".

Divisors: 1 3 11 33 4971341 14914023 54684751 164054253