Base | Representation |
---|---|
bin | 1001000001100001001… |
… | …1010100101011011010 |
3 | 112211011001210021012220 |
4 | 2100120103110223122 |
5 | 10014443243310044 |
6 | 155115044444510 |
7 | 14125462600353 |
oct | 2203023245332 |
9 | 484131707186 |
10 | 155026541274 |
11 | 5a823493aa0 |
12 | 260660a9736 |
13 | 11807a71937 |
14 | 77091a0d2a |
15 | 407502a019 |
hex | 24184d4ada |
155026541274 has 64 divisors (see below), whose sum is σ = 356982336000. Its totient is φ = 44387663040.
The previous prime is 155026541233. The next prime is 155026541279. The reversal of 155026541274 is 472145620551.
155026541274 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (155026541279) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 312172 + ... + 638360.
It is an arithmetic number, because the mean of its divisors is an integer number (5577849000).
Almost surely, 2155026541274 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 155026541274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178491168000).
155026541274 is an abundant number, since it is smaller than the sum of its proper divisors (201955794726).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155026541274 is a wasteful number, since it uses less digits than its factorization.
155026541274 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 326603.
The product of its (nonzero) digits is 336000, while the sum is 42.
The spelling of 155026541274 in words is "one hundred fifty-five billion, twenty-six million, five hundred forty-one thousand, two hundred seventy-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •