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30059418 = 2310149603
BaseRepresentation
bin111001010101…
…0101110011010
32002120011202210
41302222232122
530143400133
62552135550
7513333534
oct162525632
962504683
1030059418
1115a710a4
12a0975b6
1362c604c
143dc6854
15298b763
hex1caab9a

30059418 has 16 divisors (see below), whose sum is σ = 60715296. Its totient is φ = 9920400.

The previous prime is 30059401. The next prime is 30059431. The reversal of 30059418 is 81495003.

It is a super-2 number, since 2×300594182 = 1807137220997448, which contains 22 as substring.

It is a Curzon number.

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, 24196 + ... + 25407.

It is an arithmetic number, because the mean of its divisors is an integer number (3794706).

Almost surely, 230059418 is an apocalyptic number.

30059418 is an abundant number, since it is smaller than the sum of its proper divisors (30655878).

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

30059418 is a wasteful number, since it uses less digits than its factorization.

30059418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49709.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 30059418 is about 5482.6469884537. The cubic root of 30059418 is about 310.9282548012.

The spelling of 30059418 in words is "thirty million, fifty-nine thousand, four hundred eighteen".

Divisors: 1 2 3 6 101 202 303 606 49603 99206 148809 297618 5009903 10019806 15029709 30059418