Search a number
-
+
252647060 = 22512632353
BaseRepresentation
bin11110000111100…
…01011010010100
3122121101210121112
433003301122110
51004134201220
641023034152
76155315231
oct1703613224
9577353545
10252647060
1111a681526
127073b958
134045b503
14257a8788
15172a85c5
hexf0f1694

252647060 has 12 divisors (see below), whose sum is σ = 530558868. Its totient is φ = 101058816.

The previous prime is 252647053. The next prime is 252647093. The reversal of 252647060 is 60746252.

252647060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 121132036 + 131515024 = 11006^2 + 11468^2 .

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6316157 + ... + 6316196.

It is an arithmetic number, because the mean of its divisors is an integer number (44213239).

Almost surely, 2252647060 is an apocalyptic number.

252647060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252647060 is an abundant number, since it is smaller than the sum of its proper divisors (277911808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252647060 is a wasteful number, since it uses less digits than its factorization.

252647060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12632362 (or 12632360 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 252647060 is about 15894.8752747544. The cubic root of 252647060 is about 632.1761145946.

The spelling of 252647060 in words is "two hundred fifty-two million, six hundred forty-seven thousand, sixty".

Divisors: 1 2 4 5 10 20 12632353 25264706 50529412 63161765 126323530 252647060