Base | Representation |
---|---|
bin | 1100101000101… |
… | …0110011100111 |
3 | 10200201112200212 |
4 | 3022022303213 |
5 | 102031403401 |
6 | 5131530035 |
7 | 1212320141 |
oct | 312126347 |
9 | 120645625 |
10 | 52997351 |
11 | 27a08770 |
12 | 158b991b |
13 | ac977a4 |
14 | 7077c91 |
15 | 49bcdbb |
hex | 328ace7 |
52997351 has 4 divisors (see below), whose sum is σ = 57815304. Its totient is φ = 48179400.
The previous prime is 52997333. The next prime is 52997389. The reversal of 52997351 is 15379925.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-52997351 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 52997299 and 52997308.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52997851) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2408960 + ... + 2408981.
It is an arithmetic number, because the mean of its divisors is an integer number (14453826).
Almost surely, 252997351 is an apocalyptic number.
52997351 is a deficient number, since it is larger than the sum of its proper divisors (4817953).
52997351 is a wasteful number, since it uses less digits than its factorization.
52997351 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4817952.
The product of its digits is 85050, while the sum is 41.
The square root of 52997351 is about 7279.9279529402. The cubic root of 52997351 is about 375.6223172040.
The spelling of 52997351 in words is "fifty-two million, nine hundred ninety-seven thousand, three hundred fifty-one".
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