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13125411334430 = 251549847347407
BaseRepresentation
bin1011111011111111111101…
…1110101110100100011110
31201110202222111001102002122
42332333333132232210132
53210021320300200210
643525421500422542
72523164633351123
oct276777736564436
951422874042078
1013125411334430
11420050157952a
12157b961847a52
1374294acb0a05
143353b7d0474a
1517b64e745b55
hexbefff7ae91e

13125411334430 has 16 divisors (see below), whose sum is σ = 23640992683200. Its totient is φ = 5246775137952.

The previous prime is 13125411334421. The next prime is 13125411334439. The reversal of 13125411334430 is 3443311452131.

It is an interprime number because it is at equal distance from previous prime (13125411334421) and next prime (13125411334439).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13125411334439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423658214 + ... + 423689193.

It is an arithmetic number, because the mean of its divisors is an integer number (1477562042700).

Almost surely, 213125411334430 is an apocalyptic number.

13125411334430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13125411334430 is a deficient number, since it is larger than the sum of its proper divisors (10515581348770).

13125411334430 is a wasteful number, since it uses less digits than its factorization.

13125411334430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847348963.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 13125411334430 its reverse (3443311452131), we get a palindrome (16568722786561).

The spelling of 13125411334430 in words is "thirteen trillion, one hundred twenty-five billion, four hundred eleven million, three hundred thirty-four thousand, four hundred thirty".

Divisors: 1 2 5 10 1549 3098 7745 15490 847347407 1694694814 4236737035 8473474070 1312541133443 2625082266886 6562705667215 13125411334430