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30604030 = 2523271491
BaseRepresentation
bin111010010111…
…1101011111110
32010120211211121
41310233223332
530313312110
63011541154
7521062402
oct164575376
963524747
1030604030
1116303296
12a2ba7ba
136456bc2
1440c9102
152a47cda
hex1d2fafe

30604030 has 32 divisors (see below), whose sum is σ = 57811968. Its totient is φ = 11642400.

The previous prime is 30604027. The next prime is 30604031. The reversal of 30604030 is 3040603.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 30603995 and 30604013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30604031) 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, 62085 + ... + 62575.

It is an arithmetic number, because the mean of its divisors is an integer number (1806624).

Almost surely, 230604030 is an apocalyptic number.

30604030 is a deficient number, since it is larger than the sum of its proper divisors (27207938).

30604030 is a wasteful number, since it uses less digits than its factorization.

30604030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 30604030 is about 5532.0909247770. The cubic root of 30604030 is about 312.7948108562.

Adding to 30604030 its reverse (3040603), we get a palindrome (33644633).

The spelling of 30604030 in words is "thirty million, six hundred four thousand, thirty".

Divisors: 1 2 5 10 23 46 115 230 271 491 542 982 1355 2455 2710 4910 6233 11293 12466 22586 31165 56465 62330 112930 133061 266122 665305 1330610 3060403 6120806 15302015 30604030