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8530938 = 2321336457
BaseRepresentation
bin100000100010…
…101111111010
3121001102020200
4200202233322
54140442223
6502503030
7132340353
oct40425772
917042220
108530938
1148a7469
122a34a76
1319c8cc0
1411c0d2a
15b37a43
hex822bfa

8530938 has 24 divisors (see below), whose sum is σ = 19906068. Its totient is φ = 2624832.

The previous prime is 8530927. The next prime is 8530939. The reversal of 8530938 is 8390358.

8530938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8485569 + 45369 = 2913^2 + 213^2 .

It is not an unprimeable number, because it can be changed into a prime (8530939) 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, 17995 + ... + 18462.

Almost surely, 28530938 is an apocalyptic number.

8530938 is an abundant number, since it is smaller than the sum of its proper divisors (11375130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8530938 is a wasteful number, since it uses less digits than its factorization.

8530938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36478 (or 36475 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 8530938 is about 2920.7769514292. The cubic root of 8530938 is about 204.3300596976.

The spelling of 8530938 in words is "eight million, five hundred thirty thousand, nine hundred thirty-eight".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 36457 72914 109371 218742 328113 473941 656226 947882 1421823 2843646 4265469 8530938