Base | Representation |
---|---|
bin | 10010100000011… |
… | …01101100011111 |
3 | 101211010021120112 |
4 | 21100031230133 |
5 | 304220322333 |
6 | 23223240235 |
7 | 3563364221 |
oct | 1120155437 |
9 | 354107515 |
10 | 155245343 |
11 | 7a6a5140 |
12 | 43ba907b |
13 | 26217566 |
14 | 16892411 |
15 | d968948 |
hex | 940db1f |
155245343 has 16 divisors (see below), whose sum is σ = 182373120. Its totient is φ = 130569600.
The previous prime is 155245339. The next prime is 155245379. The reversal of 155245343 is 343542551.
It is a happy number.
155245343 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 not a de Polignac number, because 155245343 - 22 = 155245339 is a prime.
It is a super-2 number, since 2×1552453432 = 48202233046375298, 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 (155245043) 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, 3998 + ... + 18068.
It is an arithmetic number, because the mean of its divisors is an integer number (11398320).
Almost surely, 2155245343 is an apocalyptic number.
155245343 is a deficient number, since it is larger than the sum of its proper divisors (27127777).
155245343 is a wasteful number, since it uses less digits than its factorization.
155245343 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14158.
The product of its digits is 36000, while the sum is 32.
The square root of 155245343 is about 12459.7489140030. The cubic root of 155245343 is about 537.4518066038.
Adding to 155245343 its reverse (343542551), we get a palindrome (498787894).
The spelling of 155245343 in words is "one hundred fifty-five million, two hundred forty-five thousand, three hundred forty-three".
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