Base | Representation |
---|---|
bin | 1100001100011… |
… | …1111000001111 |
3 | 10120020201002110 |
4 | 3003013320033 |
5 | 101043302401 |
6 | 5024155103 |
7 | 1160525250 |
oct | 303077017 |
9 | 116221073 |
10 | 51150351 |
11 | 2696701a |
12 | 15168a93 |
13 | a79bba5 |
14 | 6b16b27 |
15 | 47559d6 |
hex | 30c7e0f |
51150351 has 8 divisors (see below), whose sum is σ = 77943424. Its totient is φ = 29228760.
The previous prime is 51150343. The next prime is 51150361. The reversal of 51150351 is 15305115.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 51150351 - 23 = 51150343 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 2435731 = 51150351 / (5 + 1 + 1 + 5 + 0 + 3 + 5 + 1).
It is a Duffinian number.
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51150361) 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, 1217845 + ... + 1217886.
It is an arithmetic number, because the mean of its divisors is an integer number (9742928).
Almost surely, 251150351 is an apocalyptic number.
51150351 is a deficient number, since it is larger than the sum of its proper divisors (26793073).
51150351 is a wasteful number, since it uses less digits than its factorization.
51150351 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2435741.
The product of its (nonzero) digits is 375, while the sum is 21.
The square root of 51150351 is about 7151.9473571888. The cubic root of 51150351 is about 371.2070417026.
Adding to 51150351 its reverse (15305115), we get a palindrome (66455466).
The spelling of 51150351 in words is "fifty-one million, one hundred fifty thousand, three hundred fifty-one".
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