Base | Representation |
---|---|
bin | 111100110110110001… |
… | …1110111000011001111 |
3 | 110111022210220100221111 |
4 | 1321231203313003033 |
5 | 4120121401322301 |
6 | 140011542512451 |
7 | 12304356220111 |
oct | 1715543670317 |
9 | 414283810844 |
10 | 130687135951 |
11 | 50473532589 |
12 | 213b2a35727 |
13 | c42935b858 |
14 | 647a8553b1 |
15 | 35ed344551 |
hex | 1e6d8f70cf |
130687135951 has 4 divisors (see below), whose sum is σ = 131843659392. Its totient is φ = 129530612512.
The previous prime is 130687135949. The next prime is 130687135963. The reversal of 130687135951 is 159531786031.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 130687135951 - 21 = 130687135949 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 130687135895 and 130687135904.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130687135991) 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 3 ways as a sum of consecutive naturals, for example, 578261551 + ... + 578261776.
It is an arithmetic number, because the mean of its divisors is an integer number (32960914848).
Almost surely, 2130687135951 is an apocalyptic number.
130687135951 is a deficient number, since it is larger than the sum of its proper divisors (1156523441).
130687135951 is a wasteful number, since it uses less digits than its factorization.
130687135951 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1156523440.
The product of its (nonzero) digits is 680400, while the sum is 49.
The spelling of 130687135951 in words is "one hundred thirty billion, six hundred eighty-seven million, one hundred thirty-five thousand, nine hundred fifty-one".
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