Base | Representation |
---|---|
bin | 11001000011001… |
… | …000110110111011 |
3 | 1002021210001220012 |
4 | 121003020312323 |
5 | 1330041044430 |
6 | 105411252135 |
7 | 13262043512 |
oct | 3103106673 |
9 | 1067701805 |
10 | 420253115 |
11 | 1a6249427 |
12 | b88aa04b |
13 | 690b2ca9 |
14 | 3db57679 |
15 | 26d64695 |
hex | 190c8dbb |
420253115 has 8 divisors (see below), whose sum is σ = 530846160. Its totient is φ = 318507552.
The previous prime is 420253103. The next prime is 420253121. The reversal of 420253115 is 511352024.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-420253115 is a prime.
It is a super-2 number, since 2×4202531152 = 353225361334406450, which contains 22 as substring.
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, 2211764 + ... + 2211953.
It is an arithmetic number, because the mean of its divisors is an integer number (66355770).
Almost surely, 2420253115 is an apocalyptic number.
420253115 is a deficient number, since it is larger than the sum of its proper divisors (110593045).
420253115 is a wasteful number, since it uses less digits than its factorization.
420253115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4423741.
The product of its (nonzero) digits is 1200, while the sum is 23.
The square root of 420253115 is about 20500.0759754690. The cubic root of 420253115 is about 749.0376486643.
The spelling of 420253115 in words is "four hundred twenty million, two hundred fifty-three thousand, one hundred fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •