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48331732139 = 1719009149563
BaseRepresentation
bin101101000000110010…
…111011010010101011
311121202022200101100022
4231000302323102223
51242440410412024
634111524431055
73330463642025
oct550062732253
9147668611308
1048331732139
1119552003789
12944a24848b
134733253992
1424a6d49015
1513cd1ad35e
hexb40cbb4ab

48331732139 has 8 divisors (see below), whose sum is σ = 51177809520. Its totient is φ = 45485991936.

The previous prime is 48331732133. The next prime is 48331732177. The reversal of 48331732139 is 93123713384.

48331732139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 48331732139 - 212 = 48331728043 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 48331732139.

It is not an unprimeable number, because it can be changed into a prime (48331732133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248372 + ... + 397934.

It is an arithmetic number, because the mean of its divisors is an integer number (6397226190).

Almost surely, 248331732139 is an apocalyptic number.

48331732139 is a deficient number, since it is larger than the sum of its proper divisors (2846077381).

48331732139 is a wasteful number, since it uses less digits than its factorization.

48331732139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168589.

The product of its digits is 326592, while the sum is 44.

The spelling of 48331732139 in words is "forty-eight billion, three hundred thirty-one million, seven hundred thirty-two thousand, one hundred thirty-nine".

Divisors: 1 17 19009 149563 323153 2542571 2843043067 48331732139