Base | Representation |
---|---|
bin | 111110100011100… |
… | …011001001010110 |
3 | 2201010211110010001 |
4 | 332203203021112 |
5 | 4122133201030 |
6 | 252050321514 |
7 | 35002441252 |
oct | 7643431126 |
9 | 2633743101 |
10 | 1049506390 |
11 | 499467759 |
12 | 25358929a |
13 | 1395819ca |
14 | 9d557262 |
15 | 6220ecca |
hex | 3e8e3256 |
1049506390 has 24 divisors (see below), whose sum is σ = 2006777952. Its totient is φ = 395107200.
The previous prime is 1049506361. The next prime is 1049506411. The reversal of 1049506390 is 936059401.
It is a super-2 number, since 2×10495063902 = 2202927325301664200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178686 + ... + 184465.
It is an arithmetic number, because the mean of its divisors is an integer number (83615748).
Almost surely, 21049506390 is an apocalyptic number.
1049506390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1049506390 is a deficient number, since it is larger than the sum of its proper divisors (957271562).
1049506390 is a wasteful number, since it uses less digits than its factorization.
1049506390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 363192 (or 363175 counting only the distinct ones).
The product of its (nonzero) digits is 29160, while the sum is 37.
The square root of 1049506390 is about 32396.0860290252. The cubic root of 1049506390 is about 1016.2370609279.
The spelling of 1049506390 in words is "one billion, forty-nine million, five hundred six thousand, three hundred ninety".
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