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87296725741 = 312816023411
BaseRepresentation
bin101000101001101001…
…0100101001011101101
322100022212012010222111
41101103102211023231
52412240430210431
6104034211444021
76210202632331
oct1212322451355
9270285163874
1087296725741
11340277a9135
1214b035b6611
138302a60404
144321c957c1
15240dd9b7b1
hex14534a52ed

87296725741 has 4 divisors (see below), whose sum is σ = 90112749184. Its totient is φ = 84480702300.

The previous prime is 87296725729. The next prime is 87296725757. The reversal of 87296725741 is 14752769278.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 87296725741 - 213 = 87296717549 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 (87296725441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1408011675 + ... + 1408011736.

It is an arithmetic number, because the mean of its divisors is an integer number (22528187296).

Almost surely, 287296725741 is an apocalyptic number.

It is an amenable number.

87296725741 is a deficient number, since it is larger than the sum of its proper divisors (2816023443).

87296725741 is a wasteful number, since it uses less digits than its factorization.

87296725741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2816023442.

The product of its digits is 11854080, while the sum is 58.

The spelling of 87296725741 in words is "eighty-seven billion, two hundred ninety-six million, seven hundred twenty-five thousand, seven hundred forty-one".

Divisors: 1 31 2816023411 87296725741