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2012062525 = 52117316591
BaseRepresentation
bin111011111101101…
…1010001100111101
312012020001100220021
41313323122030331
513110042000100
6531353252141
7100601151334
oct16773321475
95166040807
102012062525
119428363a0
12481a04051
13260b0b955
14151318d1b
15bb996a1a
hex77eda33d

2012062525 has 12 divisors (see below), whose sum is σ = 2721772224. Its totient is φ = 1463318000.

The previous prime is 2012062499. The next prime is 2012062531. The reversal of 2012062525 is 5252602102.

It is a happy number.

It is not a de Polignac number, because 2012062525 - 227 = 1877844797 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 2012062525.

It is a congruent number.

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, 3658021 + ... + 3658570.

It is an arithmetic number, because the mean of its divisors is an integer number (226814352).

Almost surely, 22012062525 is an apocalyptic number.

2012062525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2012062525 is a deficient number, since it is larger than the sum of its proper divisors (709709699).

2012062525 is a wasteful number, since it uses less digits than its factorization.

2012062525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7316612 (or 7316607 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2012062525 is about 44856.0199415864. The cubic root of 2012062525 is about 1262.4489460778.

Adding to 2012062525 its reverse (5252602102), we get a palindrome (7264664627).

The spelling of 2012062525 in words is "two billion, twelve million, sixty-two thousand, five hundred twenty-five".

Divisors: 1 5 11 25 55 275 7316591 36582955 80482501 182914775 402412505 2012062525