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30274492625125 = 53734599420143
BaseRepresentation
bin1101110001000110101000…
…11000001111000011100101
310222012012202102222212221021
412320203110120033003211
512432004130103001000
6144215524312451141
76243155102246260
oct670432430170345
9128165672885837
1030274492625125
119712381918051
12348b4963a9ab1
1313b7b45899818
147694169cdcd7
15377797e9211a
hex1b88d460f0e5

30274492625125 has 16 divisors (see below), whose sum is σ = 43180076339712. Its totient is φ = 20759652085200.

The previous prime is 30274492625123. The next prime is 30274492625149. The reversal of 30274492625125 is 52152629447203.

It is not a de Polignac number, because 30274492625125 - 21 = 30274492625123 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30274492625123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17299709197 + ... + 17299710946.

It is an arithmetic number, because the mean of its divisors is an integer number (2698754771232).

Almost surely, 230274492625125 is an apocalyptic number.

30274492625125 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

30274492625125 is a deficient number, since it is larger than the sum of its proper divisors (12905583714587).

30274492625125 is an equidigital number, since it uses as much as digits as its factorization.

30274492625125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34599420165 (or 34599420155 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 52.

The spelling of 30274492625125 in words is "thirty trillion, two hundred seventy-four billion, four hundred ninety-two million, six hundred twenty-five thousand, one hundred twenty-five".

Divisors: 1 5 7 25 35 125 175 875 34599420143 172997100715 242195941001 864985503575 1210979705005 4324927517875 6054898525025 30274492625125