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30234952 = 2311343579
BaseRepresentation
bin111001101010…
…1100101001000
32002220002120001
41303111211020
530220004302
63000012344
7514664356
oct163254510
962802501
1030234952
1116080a70
12a1610b4
136357c07
1440307d6
1529c3787
hex1cd5948

30234952 has 16 divisors (see below), whose sum is σ = 61844400. Its totient is φ = 13743120.

The previous prime is 30234943. The next prime is 30234961. The reversal of 30234952 is 25943203.

It is an interprime number because it is at equal distance from previous prime (30234943) and next prime (30234961).

It is a self number, because there is not a number n which added to its sum of digits gives 30234952.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171702 + ... + 171877.

It is an arithmetic number, because the mean of its divisors is an integer number (3865275).

Almost surely, 230234952 is an apocalyptic number.

It is an amenable number.

30234952 is an abundant number, since it is smaller than the sum of its proper divisors (31609448).

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

30234952 is a wasteful number, since it uses less digits than its factorization.

30234952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343596 (or 343592 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 30234952 is about 5498.6318298282. The cubic root of 30234952 is about 311.5323093592.

The spelling of 30234952 in words is "thirty million, two hundred thirty-four thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 11 22 44 88 343579 687158 1374316 2748632 3779369 7558738 15117476 30234952