Base | Representation |
---|---|
bin | 10101001011010110111111… |
… | …101010000010101110011001 |
3 | 110012210001112120011102012221 |
4 | 111023112333222002232121 |
5 | 44201444330302030400 |
6 | 530031422152304041 |
7 | 25422053436203521 |
oct | 2513267752025631 |
9 | 405701476142187 |
10 | 93139581283225 |
11 | 2774a302543954 |
12 | a5430a93a2021 |
13 | 3cc80427169c9 |
14 | 18ddda0770681 |
15 | ab7b93182c1a |
hex | 54b5bfa82b99 |
93139581283225 has 9 divisors (see below), whose sum is σ = 115493140626717. Its totient is φ = 74511626423040.
The previous prime is 93139581283207. The next prime is 93139581283313. The reversal of 93139581283225 is 52238218593139.
The square root of 93139581283225 is 9650885.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 2751892807689 + 90387688475536 = 1658883^2 + 9507244^2 .
It is not a de Polignac number, because 93139581283225 - 211 = 93139581281177 is a prime.
It is a super-4 number, since 4×931395812832254 (a number of 57 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 47289337 + ... + 49219513.
Almost surely, 293139581283225 is an apocalyptic number.
93139581283225 is the 9650885-th square number.
93139581283225 is the 4825443-rd centered octagonal number.
It is an amenable number.
93139581283225 is a deficient number, since it is larger than the sum of its proper divisors (22353559343492).
93139581283225 is an frugal number, since it uses more digits than its factorization.
93139581283225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3860364 (or 1930182 counting only the distinct ones).
The product of its digits is 27993600, while the sum is 61.
The spelling of 93139581283225 in words is "ninety-three trillion, one hundred thirty-nine billion, five hundred eighty-one million, two hundred eighty-three thousand, two hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •