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10042554500 = 22531117195653
BaseRepresentation
bin10010101101001010…
…10011100010000100
3221220212211121220222
421112211103202010
5131031343221000
64340302443512
7503602206356
oct112645234204
927825747828
1010042554500
11429383a920
121b43293598
13c40769954
146b3a7d0d6
153db9b6a85
hex256953884

10042554500 has 192 divisors, whose sum is σ = 26672405760. Its totient is φ = 3255552000.

The previous prime is 10042554461. The next prime is 10042554503. The reversal of 10042554500 is 545524001.

It is a self number, because there is not a number n which added to its sum of digits gives 10042554500.

It is not an unprimeable number, because it can be changed into a prime (10042554503) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1773674 + ... + 1779326.

It is an arithmetic number, because the mean of its divisors is an integer number (138918780).

Almost surely, 210042554500 is an apocalyptic number.

10042554500 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 10042554500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13336202880).

10042554500 is an abundant number, since it is smaller than the sum of its proper divisors (16629851260).

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

10042554500 is a wasteful number, since it uses less digits than its factorization.

10042554500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5719 (or 5707 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The spelling of 10042554500 in words is "ten billion, forty-two million, five hundred fifty-four thousand, five hundred".