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130805558159 = 1913956387973
BaseRepresentation
bin111100111010010011…
…1100110101110001111
3110111122001201211200012
41321310213212232033
54120342210330114
6140031413023435
712310324620263
oct1716447465617
9414561654605
10130805558159
1150524366981
1221426624b7b
13c447a52573
14648c4800a3
15360893763e
hex1e749e6b8f

130805558159 has 16 divisors (see below), whose sum is σ = 138928540800. Its totient is φ = 122809615776.

The previous prime is 130805558131. The next prime is 130805558179. The reversal of 130805558159 is 951855508031.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 130805558159 - 28 = 130805557903 is a prime.

It is a super-3 number, since 3×1308055581593 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130805558119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1442897 + ... + 1530869.

It is an arithmetic number, because the mean of its divisors is an integer number (8683033800).

Almost surely, 2130805558159 is an apocalyptic number.

130805558159 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

130805558159 is a deficient number, since it is larger than the sum of its proper divisors (8122982641).

130805558159 is a wasteful number, since it uses less digits than its factorization.

130805558159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88694.

The product of its (nonzero) digits is 1080000, while the sum is 50.

The spelling of 130805558159 in words is "one hundred thirty billion, eight hundred five million, five hundred fifty-eight thousand, one hundred fifty-nine".

Divisors: 1 19 139 563 2641 10697 78257 87973 1486883 1671487 12228247 49528799 232336693 941047181 6884503061 130805558159