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30140204 = 22139151359
BaseRepresentation
bin111001011111…
…0011100101100
32002201021120212
41302332130230
530203441304
62554001552
7514121213
oct162763454
962637525
1030140204
1116016866
12a1162b8
136323a53
14400807a
1529a566e
hex1cbe72c

30140204 has 24 divisors (see below), whose sum is σ = 53625600. Its totient is φ = 14821200.

The previous prime is 30140191. The next prime is 30140219. The reversal of 30140204 is 40204103.

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, 83777 + ... + 84135.

It is an arithmetic number, because the mean of its divisors is an integer number (2234400).

Almost surely, 230140204 is an apocalyptic number.

It is an amenable number.

30140204 is a deficient number, since it is larger than the sum of its proper divisors (23485396).

30140204 is a wasteful number, since it uses less digits than its factorization.

30140204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653 (or 651 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 30140204 is about 5490.0094717587. The cubic root of 30140204 is about 311.2065500656.

Adding to 30140204 its reverse (40204103), we get a palindrome (70344307).

The spelling of 30140204 in words is "thirty million, one hundred forty thousand, two hundred four".

Divisors: 1 2 4 139 151 278 302 359 556 604 718 1436 20989 41978 49901 54209 83956 99802 108418 199604 216836 7535051 15070102 30140204