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15948006048 = 25321331313439
BaseRepresentation
bin11101101101001001…
…10100001010100000
31112011102222122111200
432312210310022200
5230130142143143
611154301041200
71103130546312
oct166644641240
945142878450
1015948006048
116844262a97
123110b56200
131672080390
14ab40b97b2
156351751d3
hex3b69342a0

15948006048 has 288 divisors, whose sum is σ = 50692561920. Its totient is φ = 4722831360.

The previous prime is 15948006043. The next prime is 15948006089. The reversal of 15948006048 is 84060084951.

It is a tau number, because it is divible by the number of its divisors (288).

It is a junction number, because it is equal to n+sod(n) for n = 15948005994 and 15948006012.

It is not an unprimeable number, because it can be changed into a prime (15948006043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36327813 + ... + 36328251.

It is an arithmetic number, because the mean of its divisors is an integer number (176015840).

Almost surely, 215948006048 is an apocalyptic number.

15948006048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15948006048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25346280960).

15948006048 is an abundant number, since it is smaller than the sum of its proper divisors (34744555872).

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

15948006048 is a wasteful number, since it uses less digits than its factorization.

15948006048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812 (or 801 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 15948006048 in words is "fifteen billion, nine hundred forty-eight million, six thousand, forty-eight".