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10200206156 = 227418885197
BaseRepresentation
bin10010111111111101…
…01100101101001100
3222022212111011100012
421133332230231030
5131342223044111
64404053452352
7510525215240
oct113776545514
928285434305
1010200206156
114364828948
121b880410b8
13c6731755a
146ca99a420
153ea75848b
hex25ffacb4c

10200206156 has 24 divisors (see below), whose sum is σ = 20897985696. Its totient is φ = 4264894080.

The previous prime is 10200206113. The next prime is 10200206167. The reversal of 10200206156 is 65160200201.

It is a super-3 number, since 3×102002061563 (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4441451 + ... + 4443746.

It is an arithmetic number, because the mean of its divisors is an integer number (870749404).

Almost surely, 210200206156 is an apocalyptic number.

It is an amenable number.

10200206156 is an abundant number, since it is smaller than the sum of its proper divisors (10697779540).

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

10200206156 is a wasteful number, since it uses less digits than its factorization.

10200206156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8885249 (or 8885247 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 10200206156 its reverse (65160200201), we get a palindrome (75360406357).

The spelling of 10200206156 in words is "ten billion, two hundred million, two hundred six thousand, one hundred fifty-six".

Divisors: 1 2 4 7 14 28 41 82 164 287 574 1148 8885197 17770394 35540788 62196379 124392758 248785516 364293077 728586154 1457172308 2550051539 5100103078 10200206156