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2500300661 = 4367386399
BaseRepresentation
bin1001010100000111…
…1000111101110101
320110020202102201012
42111001320331311
520110034110121
61052034042005
7115650130205
oct22501707565
96406672635
102500300661
111073399991
12599419305
1330b006261
1419a0cc405
15e9789c5b
hex95078f75

2500300661 has 8 divisors (see below), whose sum is σ = 2562278400. Its totient is φ = 2438497152.

The previous prime is 2500300657. The next prime is 2500300667. The reversal of 2500300661 is 1660030052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2500300661 - 22 = 2500300657 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 (2500300667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14261 + ... + 72138.

It is an arithmetic number, because the mean of its divisors is an integer number (320284800).

Almost surely, 22500300661 is an apocalyptic number.

It is an amenable number.

2500300661 is a deficient number, since it is larger than the sum of its proper divisors (61977739).

2500300661 is an equidigital number, since it uses as much as digits as its factorization.

2500300661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87115.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 2500300661 is about 50003.0065196084. The cubic root of 2500300661 is about 1357.2632140842.

The spelling of 2500300661 in words is "two billion, five hundred million, three hundred thousand, six hundred sixty-one".