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13061125400 = 2352499130873
BaseRepresentation
bin11000010101000000…
…01111010100011000
31020201020210220202012
430022200033110120
5203222122003100
610000013125052
7641444506541
oct141240172430
936636726665
1013061125400
1155a2734914
122646189788
131301c53c8b
148bc91b4c8
155169c8135
hex30a80f518

13061125400 has 48 divisors (see below), whose sum is σ = 30428205000. Its totient is φ = 5213940480.

The previous prime is 13061125367. The next prime is 13061125433. The reversal of 13061125400 is 452116031.

It is an interprime number because it is at equal distance from previous prime (13061125367) and next prime (13061125433).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34364 + ... + 165236.

Almost surely, 213061125400 is an apocalyptic number.

13061125400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13061125400 is an abundant number, since it is smaller than the sum of its proper divisors (17367079600).

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

13061125400 is a wasteful number, since it uses less digits than its factorization.

13061125400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131388 (or 131379 counting only the distinct ones).

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

The spelling of 13061125400 in words is "thirteen billion, sixty-one million, one hundred twenty-five thousand, four hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 499 998 1996 2495 3992 4990 9980 12475 19960 24950 49900 99800 130873 261746 523492 654365 1046984 1308730 2617460 3271825 5234920 6543650 13087300 26174600 65305627 130611254 261222508 326528135 522445016 653056270 1306112540 1632640675 2612225080 3265281350 6530562700 13061125400