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10200131124 = 223850010927
BaseRepresentation
bin10010111111111100…
…11010011000110100
3222022212100100102020
421133332122120310
5131342213143444
64404052113140
7510524453421
oct113776323064
928285310366
1010200131124
114364787537
121b880057b0
13c672bc361
146ca97ad48
153ea741119
hex25ff9a634

10200131124 has 12 divisors (see below), whose sum is σ = 23800305984. Its totient is φ = 3400043704.

The previous prime is 10200131113. The next prime is 10200131141. The reversal of 10200131124 is 42113100201.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425005452 + ... + 425005475.

It is an arithmetic number, because the mean of its divisors is an integer number (1983358832).

Almost surely, 210200131124 is an apocalyptic number.

It is an amenable number.

10200131124 is an abundant number, since it is smaller than the sum of its proper divisors (13600174860).

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

10200131124 is a wasteful number, since it uses less digits than its factorization.

10200131124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850010934 (or 850010932 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 10200131124 its reverse (42113100201), we get a palindrome (52313231325).

The spelling of 10200131124 in words is "ten billion, two hundred million, one hundred thirty-one thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 12 850010927 1700021854 2550032781 3400043708 5100065562 10200131124