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10250130400 = 255212812663
BaseRepresentation
bin10011000101111010…
…01001001111100000
3222110100102120112021
421202331021033200
5131443013133100
64413035511224
7512002446046
oct114275111740
928410376467
1010250130400
11438aa27754
121ba08b8514
13c74777323
146d3474396
153eed1aa1a
hex262f493e0

10250130400 has 36 divisors (see below), whose sum is σ = 25023132792. Its totient is φ = 4100051840.

The previous prime is 10250130391. The next prime is 10250130403. The reversal of 10250130400 is 403105201.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10250130403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6405532 + ... + 6407131.

It is an arithmetic number, because the mean of its divisors is an integer number (695087022).

Almost surely, 210250130400 is an apocalyptic number.

10250130400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10250130400 is an abundant number, since it is smaller than the sum of its proper divisors (14773002392).

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

10250130400 is a wasteful number, since it uses less digits than its factorization.

10250130400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12812683 (or 12812670 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

Adding to 10250130400 its reverse (403105201), we get a palindrome (10653235601).

The spelling of 10250130400 in words is "ten billion, two hundred fifty million, one hundred thirty thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 400 800 12812663 25625326 51250652 64063315 102501304 128126630 205002608 256253260 320316575 410005216 512506520 640633150 1025013040 1281266300 2050026080 2562532600 5125065200 10250130400