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252924371 = 71914912763
BaseRepresentation
bin11110001001101…
…01000111010011
3122121220220000022
433010311013103
51004222034441
641033014055
76160551560
oct1704650723
9577826008
10252924371
1111a850907
127085432b
13405277bb
142583b867
151731084b
hexf1351d3

252924371 has 16 divisors (see below), whose sum is σ = 306336000. Its totient is φ = 203987808.

The previous prime is 252924337. The next prime is 252924389. The reversal of 252924371 is 173429252.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-252924371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252924271) 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, 13436 + ... + 26198.

It is an arithmetic number, because the mean of its divisors is an integer number (19146000).

Almost surely, 2252924371 is an apocalyptic number.

252924371 is a deficient number, since it is larger than the sum of its proper divisors (53411629).

252924371 is a wasteful number, since it uses less digits than its factorization.

252924371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12938.

The product of its digits is 30240, while the sum is 35.

The square root of 252924371 is about 15903.5961656476. The cubic root of 252924371 is about 632.4073268484.

The spelling of 252924371 in words is "two hundred fifty-two million, nine hundred twenty-four thousand, three hundred seventy-one".

Divisors: 1 7 19 133 149 1043 2831 12763 19817 89341 242497 1697479 1901687 13311809 36132053 252924371