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530613307 = 7230793517
BaseRepresentation
bin11111101000001…
…000010000111011
31100222102221121201
4133220020100323
52041314111212
6124352515031
716102065400
oct3750102073
91328387551
10530613307
112525766a4
1212984ba77
1385c13293
14506842a7
15318b3b57
hex1fa0843b

530613307 has 12 divisors (see below), whose sum is σ = 617620080. Its totient is φ = 454534416.

The previous prime is 530613271. The next prime is 530613313. The reversal of 530613307 is 703316035.

It is a de Polignac number, because none of the positive numbers 2k-530613307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (530613007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149113 + ... + 152629.

It is an arithmetic number, because the mean of its divisors is an integer number (51468340).

Almost surely, 2530613307 is an apocalyptic number.

530613307 is a deficient number, since it is larger than the sum of its proper divisors (87006773).

530613307 is a wasteful number, since it uses less digits than its factorization.

530613307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6610 (or 6603 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 28.

The square root of 530613307 is about 23035.0451920546. The cubic root of 530613307 is about 809.5792698933.

The spelling of 530613307 in words is "five hundred thirty million, six hundred thirteen thousand, three hundred seven".

Divisors: 1 7 49 3079 3517 21553 24619 150871 172333 10828843 75801901 530613307