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48198740988 = 2234016561749
BaseRepresentation
bin101100111000110111…
…100110101111111100
311121102001102201210010
4230320313212233330
51242202334202423
634050414143220
73324260352516
oct547067465774
9147361381703
1048198740988
1119493a29542
1294117b1b10
13471182b8a8
14249340abb6
1513c168d693
hexb38de6bfc

48198740988 has 12 divisors (see below), whose sum is σ = 112463729000. Its totient is φ = 16066246992.

The previous prime is 48198740987. The next prime is 48198741013. The reversal of 48198740988 is 88904789184.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×481987409882 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48198740983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2008280863 + ... + 2008280886.

Almost surely, 248198740988 is an apocalyptic number.

It is an amenable number.

48198740988 is an abundant number, since it is smaller than the sum of its proper divisors (64264988012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48198740988 is a wasteful number, since it uses less digits than its factorization.

48198740988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4016561756 (or 4016561754 counting only the distinct ones).

The product of its (nonzero) digits is 37158912, while the sum is 66.

The spelling of 48198740988 in words is "forty-eight billion, one hundred ninety-eight million, seven hundred forty thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 12 4016561749 8033123498 12049685247 16066246996 24099370494 48198740988