Base | Representation |
---|---|
bin | 10010100000000… |
… | …10101011111110 |
3 | 101211000222201120 |
4 | 21100002223332 |
5 | 304212402004 |
6 | 23222251410 |
7 | 3563115606 |
oct | 1120025376 |
9 | 354028646 |
10 | 155200254 |
11 | 7a674280 |
12 | 43b86b66 |
13 | 261ccb91 |
14 | 1687dc06 |
15 | d95a3d9 |
hex | 9402afe |
155200254 has 16 divisors (see below), whose sum is σ = 338618880. Its totient is φ = 47030360.
The previous prime is 155200231. The next prime is 155200277. The reversal of 155200254 is 452002551.
It is a happy number.
155200254 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (155200231) and next prime (155200277).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1175694 + ... + 1175825.
It is an arithmetic number, because the mean of its divisors is an integer number (21163680).
Almost surely, 2155200254 is an apocalyptic number.
155200254 is an abundant number, since it is smaller than the sum of its proper divisors (183418626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155200254 is a wasteful number, since it uses less digits than its factorization.
155200254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2351535.
The product of its (nonzero) digits is 2000, while the sum is 24.
The square root of 155200254 is about 12457.9393962244. The cubic root of 155200254 is about 537.3997695926.
It can be divided in two parts, 1 and 55200254, that added together give a palindrome (55200255).
The spelling of 155200254 in words is "one hundred fifty-five million, two hundred thousand, two hundred fifty-four".
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