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530974970 = 25109487133
BaseRepresentation
bin11111101001100…
…000100011111010
31101000010022201122
4133221200203322
52041412144340
6124404345242
716105132661
oct3751404372
91330108648
10530974970
112527a3399
121299a5222
138600ba96
1450739dd8
1531935db5
hex1fa608fa

530974970 has 16 divisors (see below), whose sum is σ = 964525320. Its totient is φ = 210441024.

The previous prime is 530974943. The next prime is 530975017. The reversal of 530974970 is 79479035.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 455267569 + 75707401 = 21337^2 + 8701^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242477 + ... + 244656.

Almost surely, 2530974970 is an apocalyptic number.

530974970 is a deficient number, since it is larger than the sum of its proper divisors (433550350).

530974970 is a wasteful number, since it uses less digits than its factorization.

530974970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487249.

The product of its (nonzero) digits is 238140, while the sum is 44.

The square root of 530974970 is about 23042.8941324652. The cubic root of 530974970 is about 809.7631629885.

The spelling of 530974970 in words is "five hundred thirty million, nine hundred seventy-four thousand, nine hundred seventy".

Divisors: 1 2 5 10 109 218 545 1090 487133 974266 2435665 4871330 53097497 106194994 265487485 530974970