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6430060025 = 521718318263
BaseRepresentation
bin1011111110100001…
…01110110111111001
3121121010021220010022
411333100232313321
5101132043410100
62542014300225
7315225415454
oct57720566771
917533256108
106430060025
1127aa6682a4
1212b54b7675
137b620375c
1444dd9a49b
15279787e85
hex17f42edf9

6430060025 has 24 divisors (see below), whose sum is σ = 8447923584. Its totient is φ = 4838227200.

The previous prime is 6430059973. The next prime is 6430060037. The reversal of 6430060025 is 5200600346.

6430060025 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2k-6430060025 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6430059976 and 6430060003.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 774044 + ... + 782306.

It is an arithmetic number, because the mean of its divisors is an integer number (351996816).

Almost surely, 26430060025 is an apocalyptic number.

It is an amenable number.

6430060025 is a deficient number, since it is larger than the sum of its proper divisors (2017863559).

6430060025 is a wasteful number, since it uses less digits than its factorization.

6430060025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10121 (or 10116 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 6430060025 is about 80187.6550661010. The cubic root of 6430060025 is about 1859.5377917493.

The spelling of 6430060025 in words is "six billion, four hundred thirty million, sixty thousand, twenty-five".

Divisors: 1 5 17 25 85 425 1831 8263 9155 31127 41315 45775 140471 155635 206575 702355 778175 3511775 15129553 75647765 257202401 378238825 1286012005 6430060025