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253313597 = 4716193329
BaseRepresentation
bin11110001100101…
…00001000111101
3122122122122221002
433012110020331
51004322013342
641045220045
76164062415
oct1706241075
9578578832
10253313597
1111aa97289
1270a01625
1340632a04
14258dd645
151738ad32
hexf19423d

253313597 has 8 divisors (see below), whose sum is σ = 258940800. Its totient is φ = 247696384.

The previous prime is 253313563. The next prime is 253313603. The reversal of 253313597 is 795313352.

253313597 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-253313597 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 253313597.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253313527) 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, 74429 + ... + 77757.

It is an arithmetic number, because the mean of its divisors is an integer number (32367600).

Almost surely, 2253313597 is an apocalyptic number.

It is an amenable number.

253313597 is a deficient number, since it is larger than the sum of its proper divisors (5627203).

253313597 is a wasteful number, since it uses less digits than its factorization.

253313597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4995.

The product of its digits is 85050, while the sum is 38.

The square root of 253313597 is about 15915.8285049821. The cubic root of 253313597 is about 632.7315650313.

The spelling of 253313597 in words is "two hundred fifty-three million, three hundred thirteen thousand, five hundred ninety-seven".

Divisors: 1 47 1619 3329 76093 156463 5389651 253313597