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13642129130 = 257194887559
BaseRepresentation
bin11001011010010001…
…00101111011101010
31022012202001222000212
430231020211323222
5210414341113010
610133410101122
7662031120140
oct145510457352
938182058025
1013642129130
115870698593
12278887a7a2
13139542b276
14935b5b590
1554c9e2505
hex32d225eea

13642129130 has 16 divisors (see below), whose sum is σ = 28063808640. Its totient is φ = 4677301392.

The previous prime is 13642129117. The next prime is 13642129133. The reversal of 13642129130 is 3192124631.

It is a super-2 number, since 2×136421291302 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13642129133) 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, 97443710 + ... + 97443849.

It is an arithmetic number, because the mean of its divisors is an integer number (1753988040).

Almost surely, 213642129130 is an apocalyptic number.

13642129130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13642129130 is an abundant number, since it is smaller than the sum of its proper divisors (14421679510).

13642129130 is a wasteful number, since it uses less digits than its factorization.

13642129130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194887573.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 13642129130 in words is "thirteen billion, six hundred forty-two million, one hundred twenty-nine thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 194887559 389775118 974437795 1364212913 1948875590 2728425826 6821064565 13642129130