Base | Representation |
---|---|
bin | 1100011111110… |
… | …1111100111111 |
3 | 10122122020021212 |
4 | 3013331330333 |
5 | 101404423130 |
6 | 5111315035 |
7 | 1204365125 |
oct | 307757477 |
9 | 118566255 |
10 | 52420415 |
11 | 27654263 |
12 | 1567ba7b |
13 | ab24cc8 |
14 | 6d67915 |
15 | 4906e95 |
hex | 31fdf3f |
52420415 has 8 divisors (see below), whose sum is σ = 63028368. Its totient is φ = 41853760.
The previous prime is 52420409. The next prime is 52420421. The reversal of 52420415 is 51402425.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (52420409) and next prime (52420421).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 52420415 - 210 = 52419391 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7457 + ... + 12666.
It is an arithmetic number, because the mean of its divisors is an integer number (7878546).
Almost surely, 252420415 is an apocalyptic number.
52420415 is a deficient number, since it is larger than the sum of its proper divisors (10607953).
52420415 is a wasteful number, since it uses less digits than its factorization.
52420415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20649.
The product of its (nonzero) digits is 1600, while the sum is 23.
The square root of 52420415 is about 7240.1944034674. The cubic root of 52420415 is about 374.2543167185.
The spelling of 52420415 in words is "fifty-two million, four hundred twenty thousand, four hundred fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •