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10200230200 = 235251001151
BaseRepresentation
bin10010111111111101…
…10010100100111000
3222022212112101022201
421133332302210320
5131342224331300
64404054155544
7510525345316
oct113776624470
928285471281
1010200230200
114364844a16
121b88052bb4
13c67325494
146ca9a50b6
153ea76066a
hex25ffb2938

10200230200 has 24 divisors (see below), whose sum is σ = 23715535680. Its totient is φ = 4080092000.

The previous prime is 10200230179. The next prime is 10200230207. The reversal of 10200230200 is 203200201.

It is a super-2 number, since 2×102002302002 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200230207) 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, 25500376 + ... + 25500775.

It is an arithmetic number, because the mean of its divisors is an integer number (988147320).

Almost surely, 210200230200 is an apocalyptic number.

10200230200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10200230200 is an abundant number, since it is smaller than the sum of its proper divisors (13515305480).

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

10200230200 is a wasteful number, since it uses less digits than its factorization.

10200230200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51001167 (or 51001158 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 10200230200 its reverse (203200201), we get a palindrome (10403430401).

The spelling of 10200230200 in words is "ten billion, two hundred million, two hundred thirty thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 51001151 102002302 204004604 255005755 408009208 510011510 1020023020 1275028775 2040046040 2550057550 5100115100 10200230200