Base | Representation |
---|---|
bin | 101111000100101001… |
… | …1100011101010001001 |
3 | 100122220222122000021201 |
4 | 1132021103203222021 |
5 | 3124011442300233 |
6 | 114234503304201 |
7 | 10206023401105 |
oct | 1361123435211 |
9 | 318828560251 |
10 | 101087853193 |
11 | 39964504328 |
12 | 1771214b061 |
13 | 96bccc9662 |
14 | 4c6d71a905 |
15 | 29699c177d |
hex | 17894e3a89 |
101087853193 has 4 divisors (see below), whose sum is σ = 101507305108. Its totient is φ = 100668401280.
The previous prime is 101087853187. The next prime is 101087853199. The reversal of 101087853193 is 391358780101.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 391358780101 = 439 ⋅891477859.
It is an interprime number because it is at equal distance from previous prime (101087853187) and next prime (101087853199).
It can be written as a sum of positive squares in 2 ways, for example, as 60970967929 + 40116885264 = 246923^2 + 200292^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-101087853193 is a prime.
It is a super-5 number, since 5×1010878531935 (a number of 56 digits) contains 55555 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (101087853199) 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, 209725596 + ... + 209726077.
It is an arithmetic number, because the mean of its divisors is an integer number (25376826277).
Almost surely, 2101087853193 is an apocalyptic number.
It is an amenable number.
101087853193 is a deficient number, since it is larger than the sum of its proper divisors (419451915).
101087853193 is an equidigital number, since it uses as much as digits as its factorization.
101087853193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 419451914.
The product of its (nonzero) digits is 181440, while the sum is 46.
The spelling of 101087853193 in words is "one hundred one billion, eighty-seven million, eight hundred fifty-three thousand, one hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •