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530983253 = 17197920809
BaseRepresentation
bin11111101001100…
…010100101010101
31101000010202002102
4133221202211111
52041412431003
6124404451445
716105166063
oct3751424525
91330122072
10530983253
112527a9639
121299a9b85
1386012798
145073d033
1531938588
hex1fa62955

530983253 has 16 divisors (see below), whose sum is σ = 599328000. Its totient is φ = 467430912.

The previous prime is 530983237. The next prime is 530983261. The reversal of 530983253 is 352389035.

It is a happy number.

It is not a de Polignac number, because 530983253 - 24 = 530983237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530983153) 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, 15113 + ... + 35921.

It is an arithmetic number, because the mean of its divisors is an integer number (37458000).

Almost surely, 2530983253 is an apocalyptic number.

It is an amenable number.

530983253 is a deficient number, since it is larger than the sum of its proper divisors (68344747).

530983253 is a wasteful number, since it uses less digits than its factorization.

530983253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20924.

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 530983253 is about 23043.0738617920. The cubic root of 530983253 is about 809.7673736285.

The spelling of 530983253 in words is "five hundred thirty million, nine hundred eighty-three thousand, two hundred fifty-three".

Divisors: 1 17 19 79 323 1343 1501 20809 25517 353753 395371 1643911 6721307 27946487 31234309 530983253