Base | Representation |
---|---|
bin | 1100011011110… |
… | …1001010011111 |
3 | 10122010202021010 |
4 | 3012331022133 |
5 | 101322430124 |
6 | 5101510303 |
7 | 1202211336 |
oct | 306751237 |
9 | 118122233 |
10 | 52155039 |
11 | 27492942 |
12 | 15572393 |
13 | aa61291 |
14 | 6cd8d1d |
15 | 48a3529 |
hex | 31bd29f |
52155039 has 8 divisors (see below), whose sum is σ = 69818112. Its totient is φ = 34631000.
The previous prime is 52155023. The next prime is 52155041. The reversal of 52155039 is 93055125.
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 52155039 - 24 = 52155023 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 52154997 and 52155015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52155049) 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, 33879 + ... + 35384.
It is an arithmetic number, because the mean of its divisors is an integer number (8727264).
Almost surely, 252155039 is an apocalyptic number.
52155039 is a deficient number, since it is larger than the sum of its proper divisors (17663073).
52155039 is a wasteful number, since it uses less digits than its factorization.
52155039 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69517.
The product of its (nonzero) digits is 6750, while the sum is 30.
The square root of 52155039 is about 7221.8445704681. The cubic root of 52155039 is about 373.6216994176.
The spelling of 52155039 in words is "fifty-two million, one hundred fifty-five thousand, thirty-nine".
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