Base | Representation |
---|---|
bin | 1100001100100… |
… | …0011001110001 |
3 | 10120020211000221 |
4 | 3003020121301 |
5 | 101043334442 |
6 | 5024213041 |
7 | 1160534434 |
oct | 303103161 |
9 | 116224027 |
10 | 51152497 |
11 | 269686a0 |
12 | 1516a181 |
13 | a79cb66 |
14 | 6b1781b |
15 | 4756467 |
hex | 30c8671 |
51152497 has 16 divisors (see below), whose sum is σ = 57434112. Its totient is φ = 45159120.
The previous prime is 51152489. The next prime is 51152513. The reversal of 51152497 is 79425115.
It is a cyclic number.
It is not a de Polignac number, because 51152497 - 23 = 51152489 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (51152477) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83968 + ... + 84574.
It is an arithmetic number, because the mean of its divisors is an integer number (3589632).
Almost surely, 251152497 is an apocalyptic number.
It is an amenable number.
51152497 is a deficient number, since it is larger than the sum of its proper divisors (6281615).
51152497 is a wasteful number, since it uses less digits than its factorization.
51152497 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 828.
The product of its digits is 12600, while the sum is 34.
The square root of 51152497 is about 7152.0973846837. The cubic root of 51152497 is about 371.2122329291.
The spelling of 51152497 in words is "fifty-one million, one hundred fifty-two thousand, four hundred ninety-seven".
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