Base | Representation |
---|---|
bin | 10010100000010… |
… | …10111011101011 |
3 | 101211002201001102 |
4 | 21100022323223 |
5 | 304214442102 |
6 | 23223112015 |
7 | 3563316224 |
oct | 1120127353 |
9 | 354081042 |
10 | 155234027 |
11 | 7a697693 |
12 | 43ba260b |
13 | 26212370 |
14 | 1688c24b |
15 | d965402 |
hex | 940aeeb |
155234027 has 8 divisors (see below), whose sum is σ = 167635776. Its totient is φ = 142898112.
The previous prime is 155234003. The next prime is 155234029. The reversal of 155234027 is 720432551.
It is a happy number.
155234027 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 155234027 - 26 = 155233963 is a prime.
It is a super-3 number, since 3×1552340273 (a number of 26 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (155234029) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11498 + ... + 21039.
It is an arithmetic number, because the mean of its divisors is an integer number (20954472).
Almost surely, 2155234027 is an apocalyptic number.
155234027 is a deficient number, since it is larger than the sum of its proper divisors (12401749).
155234027 is a wasteful number, since it uses less digits than its factorization.
155234027 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32917.
The product of its (nonzero) digits is 8400, while the sum is 29.
The square root of 155234027 is about 12459.2948034790. The cubic root of 155234027 is about 537.4387478065.
Adding to 155234027 its reverse (720432551), we get a palindrome (875666578).
The spelling of 155234027 in words is "one hundred fifty-five million, two hundred thirty-four thousand, twenty-seven".
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