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48822500161 = 259318828577
BaseRepresentation
bin101101011110000011…
…000011101101000001
311200000112010222111201
4231132003003231001
51244442030001121
634232335341201
73345603255421
oct553603035501
9150015128451
1048822500161
1119784034a96
129566681801
1347b0b25966
1425121ba481
15140b300e91
hexb5e0c3b41

48822500161 has 4 divisors (see below), whose sum is σ = 48841331332. Its totient is φ = 48803668992.

The previous prime is 48822500159. The next prime is 48822500173. The reversal of 48822500161 is 16100522884.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17303823936 + 31518676225 = 131544^2 + 177535^2 .

It is a cyclic number.

It is not a de Polignac number, because 48822500161 - 21 = 48822500159 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 48822500161.

It is not an unprimeable number, because it can be changed into a prime (48822500861) 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 3 ways as a sum of consecutive naturals, for example, 9411696 + ... + 9416881.

It is an arithmetic number, because the mean of its divisors is an integer number (12210332833).

Almost surely, 248822500161 is an apocalyptic number.

It is an amenable number.

48822500161 is a deficient number, since it is larger than the sum of its proper divisors (18831171).

48822500161 is a wasteful number, since it uses less digits than its factorization.

48822500161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18831170.

The product of its (nonzero) digits is 30720, while the sum is 37.

The spelling of 48822500161 in words is "forty-eight billion, eight hundred twenty-two million, five hundred thousand, one hundred sixty-one".

Divisors: 1 2593 18828577 48822500161