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252880298 = 21117216679
BaseRepresentation
bin11110001001010…
…10010110101010
3122121211122112222
433010222112222
51004214132143
641032034042
76160306226
oct1704522652
9577748488
10252880298
1111a820790
1270832922
1340510718
1425829786
1517302768
hexf12a5aa

252880298 has 16 divisors (see below), whose sum is σ = 414106560. Its totient is φ = 114861600.

The previous prime is 252880297. The next prime is 252880301. The reversal of 252880298 is 892088252.

It is a happy number.

252880298 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (252880297) 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, 34523 + ... + 41201.

It is an arithmetic number, because the mean of its divisors is an integer number (25881660).

Almost surely, 2252880298 is an apocalyptic number.

252880298 is a deficient number, since it is larger than the sum of its proper divisors (161226262).

252880298 is a wasteful number, since it uses less digits than its factorization.

252880298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8413.

The product of its (nonzero) digits is 184320, while the sum is 44.

The square root of 252880298 is about 15902.2104752767. The cubic root of 252880298 is about 632.3705916152.

The spelling of 252880298 in words is "two hundred fifty-two million, eight hundred eighty thousand, two hundred ninety-eight".

Divisors: 1 2 11 22 1721 3442 6679 13358 18931 37862 73469 146938 11494559 22989118 126440149 252880298