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10143089880 = 23357112937853
BaseRepresentation
bin10010111001001001…
…10100010011011000
3222011220000100112120
421130210310103120
5131233112334010
64354253341240
7506232561420
oct113444642330
928156010476
1010143089880
114335567610
121b70a97820
13c5853a041
146c316d480
153e5724e70
hex25c9344d8

10143089880 has 256 divisors, whose sum is σ = 39247027200. Its totient is φ = 2034923520.

The previous prime is 10143089837. The next prime is 10143089911. The reversal of 10143089880 is 8898034101.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 249034 + ... + 286886.

It is an arithmetic number, because the mean of its divisors is an integer number (153308700).

Almost surely, 210143089880 is an apocalyptic number.

10143089880 is a gapful number since it is divisible by the number (10) 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 10143089880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19623513600).

10143089880 is an abundant number, since it is smaller than the sum of its proper divisors (29103937320).

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

10143089880 is a wasteful number, since it uses less digits than its factorization.

10143089880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37914 (or 37910 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 42.

The spelling of 10143089880 in words is "ten billion, one hundred forty-three million, eighty-nine thousand, eight hundred eighty".