Base | Representation |
---|---|
bin | 1100001101101… |
… | …1111001011101 |
3 | 10120101212120102 |
4 | 3003123321131 |
5 | 101103413344 |
6 | 5030030445 |
7 | 1161316310 |
oct | 303337135 |
9 | 116355512 |
10 | 51232349 |
11 | 26a12693 |
12 | 151a8425 |
13 | a7ca2cc |
14 | 6b38977 |
15 | 476ee4e |
hex | 30dbe5d |
51232349 has 16 divisors (see below), whose sum is σ = 59971968. Its totient is φ = 42861312.
The previous prime is 51232319. The next prime is 51232361. The reversal of 51232349 is 94323215.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-51232349 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51232319) 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, 54209 + ... + 55145.
It is an arithmetic number, because the mean of its divisors is an integer number (3748248).
Almost surely, 251232349 is an apocalyptic number.
It is an amenable number.
51232349 is a deficient number, since it is larger than the sum of its proper divisors (8739619).
51232349 is a wasteful number, since it uses less digits than its factorization.
51232349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1124.
The product of its digits is 6480, while the sum is 29.
The square root of 51232349 is about 7157.6776261578. The cubic root of 51232349 is about 371.4052937441.
The spelling of 51232349 in words is "fifty-one million, two hundred thirty-two thousand, three hundred forty-nine".
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