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13123100200 = 235279373643
BaseRepresentation
bin11000011100011001…
…01001111000101000
31020212120102120012011
430032030221320220
5203334003201300
610010105325304
7643126340230
oct141614517050
936776376164
1013123100200
115624714461
122662a96834
131311a42a62
148c6c50cc0
1551c16aeba
hex30e329e28

13123100200 has 48 divisors (see below), whose sum is σ = 34869955680. Its totient is φ = 4499348160.

The previous prime is 13123100183. The next prime is 13123100239. The reversal of 13123100200 is 200132131.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4685422 + ... + 4688221.

It is an arithmetic number, because the mean of its divisors is an integer number (726457410).

Almost surely, 213123100200 is an apocalyptic number.

13123100200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13123100200 is an abundant number, since it is smaller than the sum of its proper divisors (21746855480).

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

13123100200 is a wasteful number, since it uses less digits than its factorization.

13123100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9373666 (or 9373657 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 13123100200 its reverse (200132131), we get a palindrome (13323232331).

The spelling of 13123100200 in words is "thirteen billion, one hundred twenty-three million, one hundred thousand, two hundred".

Divisors: 1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 100 140 175 200 280 350 700 1400 9373643 18747286 37494572 46868215 65615501 74989144 93736430 131231002 187472860 234341075 262462004 328077505 374945720 468682150 524924008 656155010 937364300 1312310020 1640387525 1874728600 2624620040 3280775050 6561550100 13123100200