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10130144400 = 2432525353093
BaseRepresentation
bin10010110111100110…
…11011110010010000
3222010222122122200100
421123303123302100
5131221304110100
64353112052400
7506014543455
oct113363336220
928128578610
1010130144400
114329225472
121b68694100
13c559568ac
146c155d82c
153e4519400
hex25bcdbc90

10130144400 has 180 divisors, whose sum is σ = 35818380468. Its totient is φ = 2650352640.

The previous prime is 10130144371. The next prime is 10130144471. The reversal of 10130144400 is 444103101.

It can be written as a sum of positive squares in 6 ways, for example, as 123743376 + 10006401024 = 11124^2 + 100032^2 .

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 164254 + ... + 217346.

Almost surely, 210130144400 is an apocalyptic number.

10130144400 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 10130144400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17909190234).

10130144400 is an abundant number, since it is smaller than the sum of its proper divisors (25688236068).

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

10130144400 is a wasteful number, since it uses less digits than its factorization.

10130144400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53170 (or 53156 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 10130144400 its reverse (444103101), we get a palindrome (10574247501).

The spelling of 10130144400 in words is "ten billion, one hundred thirty million, one hundred forty-four thousand, four hundred".