Base | Representation |
---|---|
bin | 10010100001101… |
… | …11000010100000 |
3 | 101211102212212120 |
4 | 21100313002200 |
5 | 304241232223 |
6 | 23231024240 |
7 | 3565001022 |
oct | 1120670240 |
9 | 354385776 |
10 | 155414688 |
11 | 7a8003a0 |
12 | 4406b080 |
13 | 26276670 |
14 | 168d8012 |
15 | d99dbe3 |
hex | 94370a0 |
155414688 has 96 divisors (see below), whose sum is σ = 479328192. Its totient is φ = 43468800.
The previous prime is 155414671. The next prime is 155414711. The reversal of 155414688 is 886414551.
It is a tau number, because it is divible by the number of its divisors (96).
It is a super-2 number, since 2×1554146882 = 48307450492274688, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8068 + ... + 19388.
It is an arithmetic number, because the mean of its divisors is an integer number (4993002).
Almost surely, 2155414688 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 155414688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239664096).
155414688 is an abundant number, since it is smaller than the sum of its proper divisors (323913504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155414688 is a wasteful number, since it uses less digits than its factorization.
155414688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11358 (or 11350 counting only the distinct ones).
The product of its digits is 153600, while the sum is 42.
The square root of 155414688 is about 12466.5427444821. The cubic root of 155414688 is about 537.6471569674.
The spelling of 155414688 in words is "one hundred fifty-five million, four hundred fourteen thousand, six hundred eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •