Base | Representation |
---|---|
bin | 10010100000100… |
… | …01010101010001 |
3 | 101211011001000022 |
4 | 21100101111101 |
5 | 304221311431 |
6 | 23223433225 |
7 | 3563455523 |
oct | 1120212521 |
9 | 354131008 |
10 | 155260241 |
11 | 7a705354 |
12 | 43bb5815 |
13 | 26221286 |
14 | 16897a13 |
15 | d96d07b |
hex | 9411551 |
155260241 has 4 divisors (see below), whose sum is σ = 155363184. Its totient is φ = 155157300.
The previous prime is 155260187. The next prime is 155260247. The reversal of 155260241 is 142062551.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 155260241 - 210 = 155259217 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 155260241.
It is not an unprimeable number, because it can be changed into a prime (155260247) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49175 + ... + 52236.
It is an arithmetic number, because the mean of its divisors is an integer number (38840796).
Almost surely, 2155260241 is an apocalyptic number.
It is an amenable number.
155260241 is a deficient number, since it is larger than the sum of its proper divisors (102943).
155260241 is a wasteful number, since it uses less digits than its factorization.
155260241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102942.
The product of its (nonzero) digits is 2400, while the sum is 26.
The square root of 155260241 is about 12460.3467447740. The cubic root of 155260241 is about 537.4689981037.
The spelling of 155260241 in words is "one hundred fifty-five million, two hundred sixty thousand, two hundred forty-one".
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