Base | Representation |
---|---|
bin | 10010100000011… |
… | …11111100001101 |
3 | 101211010202012012 |
4 | 21100033330031 |
5 | 304221121131 |
6 | 23223351005 |
7 | 3563433101 |
oct | 1120177415 |
9 | 354122165 |
10 | 155254541 |
11 | 7a701042 |
12 | 43bb2465 |
13 | 2621b7c0 |
14 | 16895901 |
15 | d96b52b |
hex | 940ff0d |
155254541 has 16 divisors (see below), whose sum is σ = 173580288. Its totient is φ = 137894400.
The previous prime is 155254507. The next prime is 155254559. The reversal of 155254541 is 145452551.
155254541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-155254541 is a prime.
It is a super-2 number, since 2×1552545412 = 48207945002241362, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 155254498 and 155254507.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155254501) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75965 + ... + 77981.
It is an arithmetic number, because the mean of its divisors is an integer number (10848768).
Almost surely, 2155254541 is an apocalyptic number.
It is an amenable number.
155254541 is a deficient number, since it is larger than the sum of its proper divisors (18325747).
155254541 is a wasteful number, since it uses less digits than its factorization.
155254541 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2252.
The product of its digits is 20000, while the sum is 32.
The square root of 155254541 is about 12460.1180170976. The cubic root of 155254541 is about 537.4624207367.
The spelling of 155254541 in words is "one hundred fifty-five million, two hundred fifty-four thousand, five hundred forty-one".
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