Base | Representation |
---|---|
bin | 101000100010001… |
… | …011101101011110 |
3 | 1202101122002112121 |
4 | 220202023231132 |
5 | 2343043041002 |
6 | 151251453154 |
7 | 22565216416 |
oct | 5042135536 |
9 | 1671562477 |
10 | 680049502 |
11 | 319963290 |
12 | 16b8b71ba |
13 | aab75672 |
14 | 66463646 |
15 | 3ea81237 |
hex | 2888bb5e |
680049502 has 16 divisors (see below), whose sum is σ = 1128484224. Its totient is φ = 304759000.
The previous prime is 680049473. The next prime is 680049527. The reversal of 680049502 is 205940086.
It is a happy number.
680049502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 216124 + ... + 219247.
It is an arithmetic number, because the mean of its divisors is an integer number (70530264).
Almost surely, 2680049502 is an apocalyptic number.
680049502 is a deficient number, since it is larger than the sum of its proper divisors (448434722).
680049502 is a wasteful number, since it uses less digits than its factorization.
680049502 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 435455.
The product of its (nonzero) digits is 17280, while the sum is 34.
The square root of 680049502 is about 26077.7587610592. The cubic root of 680049502 is about 879.3872723318.
Adding to 680049502 its reverse (205940086), we get a palindrome (885989588).
The spelling of 680049502 in words is "six hundred eighty million, forty-nine thousand, five hundred two".
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