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30084260 = 2253148523
BaseRepresentation
bin111001011000…
…0110010100100
32002121102211212
41302300302210
530200144020
62552450552
7513466133
oct162606244
962542755
1030084260
1115a88828
12a0a9a58
13630444b
143dd191a
152993cc5
hex1cb0ca4

30084260 has 24 divisors (see below), whose sum is σ = 65216256. Its totient is φ = 11645280.

The previous prime is 30084233. The next prime is 30084269. The reversal of 30084260 is 6248003.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (30084269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23642 + ... + 24881.

It is an arithmetic number, because the mean of its divisors is an integer number (2717344).

Almost surely, 230084260 is an apocalyptic number.

It is an amenable number.

30084260 is an abundant number, since it is smaller than the sum of its proper divisors (35131996).

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

30084260 is a wasteful number, since it uses less digits than its factorization.

30084260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48563 (or 48561 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 30084260 is about 5484.9120321114. The cubic root of 30084260 is about 311.0138846791.

The spelling of 30084260 in words is "thirty million, eighty-four thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 48523 97046 194092 242615 485230 970460 1504213 3008426 6016852 7521065 15042130 30084260