Base | Representation |
---|---|
bin | 10010100001001… |
… | …01000110011101 |
3 | 101211022011002021 |
4 | 21100211012131 |
5 | 304231404323 |
6 | 23225300141 |
7 | 3564243556 |
oct | 1120450635 |
9 | 354264067 |
10 | 155341213 |
11 | 7a760175 |
12 | 44034651 |
13 | 2624c0a1 |
14 | 168b932d |
15 | d98705d |
hex | 942519d |
155341213 has 8 divisors (see below), whose sum is σ = 157341888. Its totient is φ = 153351744.
The previous prime is 155341183. The next prime is 155341231. The reversal of 155341213 is 312143551.
It is a happy number.
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 155341213 - 213 = 155333021 is a prime.
It is a super-2 number, since 2×1553412132 = 48261784912622738, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155341243) 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, 27106 + ... + 32332.
It is an arithmetic number, because the mean of its divisors is an integer number (19667736).
Almost surely, 2155341213 is an apocalyptic number.
It is an amenable number.
155341213 is a deficient number, since it is larger than the sum of its proper divisors (2000675).
155341213 is a wasteful number, since it uses less digits than its factorization.
155341213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5603.
The product of its digits is 1800, while the sum is 25.
The square root of 155341213 is about 12463.5955085200. The cubic root of 155341213 is about 537.5624162599.
Adding to 155341213 its reverse (312143551), we get a palindrome (467484764).
The spelling of 155341213 in words is "one hundred fifty-five million, three hundred forty-one thousand, two hundred thirteen".
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