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30058232 = 233757279
BaseRepresentation
bin111001010101…
…0011011111000
32002120010010212
41302222123320
530143330412
62552130252
7513330221
oct162523370
962503125
1030058232
1115a70216
12a096988
1362c5649
143dc6248
15298b222
hex1caa6f8

30058232 has 8 divisors (see below), whose sum is σ = 56359200. Its totient is φ = 15029112.

The previous prime is 30058229. The next prime is 30058241. The reversal of 30058232 is 23285003.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 30058198 and 30058207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1878632 + ... + 1878647.

It is an arithmetic number, because the mean of its divisors is an integer number (7044900).

Almost surely, 230058232 is an apocalyptic number.

It is an amenable number.

30058232 is a deficient number, since it is larger than the sum of its proper divisors (26300968).

30058232 is a wasteful number, since it uses less digits than its factorization.

30058232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3757285 (or 3757281 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 30058232 is about 5482.5388279519. The cubic root of 30058232 is about 310.9241655031.

The spelling of 30058232 in words is "thirty million, fifty-eight thousand, two hundred thirty-two".

Divisors: 1 2 4 8 3757279 7514558 15029116 30058232