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13048860888 = 233671916823
BaseRepresentation
bin11000010011100010…
…11101000011011000
31020200101201211000000
430021301131003120
5203211002022023
65554454213000
7641235326130
oct141161350330
936611654000
1013048860888
115596818358
122642054160
1312cc54b77b
148bb047ac0
155158a4243
hex309c5d0d8

13048860888 has 224 divisors, whose sum is σ = 44132716800. Its totient is φ = 3531812544.

The previous prime is 13048860863. The next prime is 13048860889. The reversal of 13048860888 is 88806884031.

It is a super-2 number, since 2×130488608882 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13048860889) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 767245 + ... + 784067.

Almost surely, 213048860888 is an apocalyptic number.

13048860888 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 13048860888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22066358400).

13048860888 is an abundant number, since it is smaller than the sum of its proper divisors (31083855912).

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

13048860888 is a wasteful number, since it uses less digits than its factorization.

13048860888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16873 (or 16854 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 54.

The spelling of 13048860888 in words is "thirteen billion, forty-eight million, eight hundred sixty thousand, eight hundred eighty-eight".