Base | Representation |
---|---|
bin | 110111101111011100000100… |
… | …100110010101001011111101 |
3 | 1012011000100111022101120200211 |
4 | 313233130010212111023331 |
5 | 224113034322423224001 |
6 | 2225221302201352421 |
7 | 102431453604133216 |
oct | 6757340446251375 |
9 | 1164010438346624 |
10 | 245152515445501 |
11 | 71127663946504 |
12 | 235b4249498711 |
13 | a6a3a24376831 |
14 | 447763334840d |
15 | 1d51ea5d39351 |
hex | def7049952fd |
245152515445501 has 16 divisors (see below), whose sum is σ = 247610439014400. Its totient is φ = 242698452691968.
The previous prime is 245152515445499. The next prime is 245152515445511. The reversal of 245152515445501 is 105544515251542.
It is a cyclic number.
It is not a de Polignac number, because 245152515445501 - 21 = 245152515445499 is a prime.
It is a super-2 number, since 2×2451525154455012 (a number of 30 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 (245152515445511) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 844134045 + ... + 844424413.
It is an arithmetic number, because the mean of its divisors is an integer number (15475652438400).
Almost surely, 2245152515445501 is an apocalyptic number.
It is an amenable number.
245152515445501 is a deficient number, since it is larger than the sum of its proper divisors (2457923568899).
245152515445501 is a wasteful number, since it uses less digits than its factorization.
245152515445501 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 296988.
The product of its (nonzero) digits is 4000000, while the sum is 49.
The spelling of 245152515445501 in words is "two hundred forty-five trillion, one hundred fifty-two billion, five hundred fifteen million, four hundred forty-five thousand, five hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.090 sec. • engine limits •