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525025030025 = 52161031304167
BaseRepresentation
bin1111010001111011110…
…11100010111110001001
31212012011220012221210102
413220331323202332021
532100222401430100
61041105420255145
752634416056506
oct7507573427611
91765156187712
10525025030025
11192730a3a9a1
12859059a14b5
133a681909052
141b5a8a444ad
15d9ccaebcd5
hex7a3dee2f89

525025030025 has 12 divisors (see below), whose sum is σ = 651071965632. Its totient is φ = 419993618640.

The previous prime is 525025030009. The next prime is 525025030063. The reversal of 525025030025 is 520030520525.

It is not a de Polignac number, because 525025030025 - 24 = 525025030009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 525025030025.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 249509 + ... + 1054658.

It is an arithmetic number, because the mean of its divisors is an integer number (54255997136).

Almost surely, 2525025030025 is an apocalyptic number.

It is an amenable number.

525025030025 is a deficient number, since it is larger than the sum of its proper divisors (126046935607).

525025030025 is a wasteful number, since it uses less digits than its factorization.

525025030025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320280 (or 1320275 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 29.

The spelling of 525025030025 in words is "five hundred twenty-five billion, twenty-five million, thirty thousand, twenty-five".

Divisors: 1 5 25 16103 80515 402575 1304167 6520835 32604175 21001001201 105005006005 525025030025