Base | Representation |
---|---|
bin | 11111010111000111110… |
… | …100101110111110111110 |
3 | 21122000202210101111221111 |
4 | 133113013310232332332 |
5 | 240302202030331324 |
6 | 4330015322552234 |
7 | 311463105066523 |
oct | 37270764567676 |
9 | 7560683344844 |
10 | 2155131105214 |
11 | 760a9336325a |
12 | 2a981906867a |
13 | 1282c6b86c59 |
14 | 764478ad14a |
15 | 3b0d72ae794 |
hex | 1f5c7d2efbe |
2155131105214 has 8 divisors (see below), whose sum is σ = 3402838587240. Its totient is φ = 1020851576136.
The previous prime is 2155131105203. The next prime is 2155131105227. The reversal of 2155131105214 is 4125011315512.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28356988189 + ... + 28356988264.
It is an arithmetic number, because the mean of its divisors is an integer number (425354823405).
Almost surely, 22155131105214 is an apocalyptic number.
2155131105214 is a deficient number, since it is larger than the sum of its proper divisors (1247707482026).
2155131105214 is a wasteful number, since it uses less digits than its factorization.
2155131105214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56713976474.
The product of its (nonzero) digits is 6000, while the sum is 31.
The spelling of 2155131105214 in words is "two trillion, one hundred fifty-five billion, one hundred thirty-one million, one hundred five thousand, two hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •