Base | Representation |
---|---|
bin | 111101001010010111… |
… | …1001000001011110110 |
3 | 110120000121122220021201 |
4 | 1322110233020023312 |
5 | 4122443131314032 |
6 | 140201102203114 |
7 | 12326556663133 |
oct | 1722457101366 |
9 | 416017586251 |
10 | 131344401142 |
11 | 50780543659 |
12 | 21556b8349a |
13 | c502587676 |
14 | 64ddc6758a |
15 | 363adc48e7 |
hex | 1e94bc82f6 |
131344401142 has 16 divisors (see below), whose sum is σ = 207709470000. Its totient is φ = 62118696960.
The previous prime is 131344401107. The next prime is 131344401163. The reversal of 131344401142 is 241104443131.
131344401142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1313444011422 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 131344401142.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2671767 + ... + 2720482.
It is an arithmetic number, because the mean of its divisors is an integer number (12981841875).
Almost surely, 2131344401142 is an apocalyptic number.
131344401142 is a deficient number, since it is larger than the sum of its proper divisors (76365068858).
131344401142 is a wasteful number, since it uses less digits than its factorization.
131344401142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5392911.
The product of its (nonzero) digits is 4608, while the sum is 28.
Adding to 131344401142 its reverse (241104443131), we get a palindrome (372448844273).
The spelling of 131344401142 in words is "one hundred thirty-one billion, three hundred forty-four million, four hundred one thousand, one hundred forty-two".
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