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48106291481 = 538919751769
BaseRepresentation
bin101100110011010110…
…111100000100011001
311121011121110210220022
4230303112330010121
51242010202311411
634033312440225
73322055505443
oct546326740431
9147147423808
1048106291481
1119446824896
1293a6849075
1346c862ca41
142485023493
1513b84caedb
hexb335bc119

48106291481 has 16 divisors (see below), whose sum is σ = 49817235600. Its totient is φ = 46430512128.

The previous prime is 48106291439. The next prime is 48106291529. The reversal of 48106291481 is 18419260184.

48106291481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 4291429081 + 43814862400 = 65509^2 + 209320^2 .

It is a cyclic number.

It is not a de Polignac number, because 48106291481 - 26 = 48106291417 is a prime.

It is a super-3 number, since 3×481062914813 (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48106291411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 903365 + ... + 955133.

It is an arithmetic number, because the mean of its divisors is an integer number (3113577225).

Almost surely, 248106291481 is an apocalyptic number.

It is an amenable number.

48106291481 is a deficient number, since it is larger than the sum of its proper divisors (1710944119).

48106291481 is a wasteful number, since it uses less digits than its factorization.

48106291481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52108.

The product of its (nonzero) digits is 110592, while the sum is 44.

The spelling of 48106291481 in words is "forty-eight billion, one hundred six million, two hundred ninety-one thousand, four hundred eighty-one".

Divisors: 1 53 89 197 4717 10441 17533 51769 929249 2743757 4607441 10198493 244194373 540520129 907665877 48106291481