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252080956 = 22417121649
BaseRepresentation
bin11110000011001…
…11001100111100
3122120100001001201
433001213030330
51004013042311
641002545244
76150436621
oct1701471474
9576301051
10252080956
1111a325176
1270508224
13402c093a
142569c348
15171e59c1
hexf06733c

252080956 has 24 divisors (see below), whose sum is σ = 458287200. Its totient is φ = 121228800.

The previous prime is 252080953. The next prime is 252080971. The reversal of 252080956 is 659080252.

It is a happy number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252080953) 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, 820 + ... + 22468.

It is an arithmetic number, because the mean of its divisors is an integer number (19095300).

Almost surely, 2252080956 is an apocalyptic number.

It is an amenable number.

252080956 is a deficient number, since it is larger than the sum of its proper divisors (206206244).

252080956 is a wasteful number, since it uses less digits than its factorization.

252080956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21765 (or 21763 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 252080956 is about 15877.0575359542. The cubic root of 252080956 is about 631.7035910434.

The spelling of 252080956 in words is "two hundred fifty-two million, eighty thousand, nine hundred fifty-six".

Divisors: 1 2 4 41 71 82 142 164 284 2911 5822 11644 21649 43298 86596 887609 1537079 1775218 3074158 3550436 6148316 63020239 126040478 252080956