Base | Representation |
---|---|
bin | 10010010100100011… |
… | …111010110100111111 |
3 | 1212202222221001101210 |
4 | 102110203322310333 |
5 | 310242103010101 |
6 | 13012021535503 |
7 | 1264332621441 |
oct | 222443726477 |
9 | 55688831353 |
10 | 19672313151 |
11 | 8385565047 |
12 | 3990274593 |
13 | 1b168349aa |
14 | d48986491 |
15 | 7a20dd7d6 |
hex | 4948fad3f |
19672313151 has 4 divisors (see below), whose sum is σ = 26229750872. Its totient is φ = 13114875432.
The previous prime is 19672313131. The next prime is 19672313159. The reversal of 19672313151 is 15131327691.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15131327691 = 3 ⋅5043775897.
It is not a de Polignac number, because 19672313151 - 211 = 19672311103 is a prime.
It is a super-2 number, since 2×196723131512 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19672313159) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3278718856 + ... + 3278718861.
It is an arithmetic number, because the mean of its divisors is an integer number (6557437718).
Almost surely, 219672313151 is an apocalyptic number.
19672313151 is a deficient number, since it is larger than the sum of its proper divisors (6557437721).
19672313151 is an equidigital number, since it uses as much as digits as its factorization.
19672313151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6557437720.
The product of its digits is 34020, while the sum is 39.
The spelling of 19672313151 in words is "nineteen billion, six hundred seventy-two million, three hundred thirteen thousand, one hundred fifty-one".
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