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13122302200 = 235279373073
BaseRepresentation
bin11000011100010011…
…00111000011111000
31020212111221000112121
430032021213003320
5203333302132300
610010040251024
7643116504550
oct141611470370
936774830477
1013122302200
115624219957
122662770a74
131311823777
148c6ac4160
1551c05e81a
hex30e2670f8

13122302200 has 48 divisors (see below), whose sum is σ = 34867835280. Its totient is φ = 4499074560.

The previous prime is 13122302161. The next prime is 13122302203. The reversal of 13122302200 is 220322131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13122302203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4685137 + ... + 4687936.

It is an arithmetic number, because the mean of its divisors is an integer number (726413235).

Almost surely, 213122302200 is an apocalyptic number.

13122302200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13122302200 is an abundant number, since it is smaller than the sum of its proper divisors (21745533080).

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

13122302200 is a wasteful number, since it uses less digits than its factorization.

13122302200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9373096 (or 9373087 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 13122302200 its reverse (220322131), we get a palindrome (13342624331).

The spelling of 13122302200 in words is "thirteen billion, one hundred twenty-two million, three hundred two 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 9373073 18746146 37492292 46865365 65611511 74984584 93730730 131223022 187461460 234326825 262446044 328057555 374922920 468653650 524892088 656115110 937307300 1312230220 1640287775 1874614600 2624460440 3280575550 6561151100 13122302200