Base | Representation |
---|---|
bin | 111000100010000101… |
… | …1101111000010001010 |
3 | 102121100210011222001121 |
4 | 1301010023233002022 |
5 | 3442113132324320 |
6 | 131434411505454 |
7 | 11525323366045 |
oct | 1610413570212 |
9 | 377323158047 |
10 | 121403011210 |
11 | 47539920218 |
12 | 1b64175828a |
13 | b5a9a7b610 |
14 | 5c397ddc5c |
15 | 32582428aa |
hex | 1c442ef08a |
121403011210 has 32 divisors (see below), whose sum is σ = 236319793920. Its totient is φ = 44638160448.
The previous prime is 121403011207. The next prime is 121403011229. The reversal of 121403011210 is 12110304121.
It is a super-2 number, since 2×1214030112102 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1922632 + ... + 1984771.
It is an arithmetic number, because the mean of its divisors is an integer number (7384993560).
Almost surely, 2121403011210 is an apocalyptic number.
121403011210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121403011210 is a deficient number, since it is larger than the sum of its proper divisors (114916782710).
121403011210 is a wasteful number, since it uses less digits than its factorization.
121403011210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3907662.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 121403011210 its reverse (12110304121), we get a palindrome (133513315331).
The spelling of 121403011210 in words is "one hundred twenty-one billion, four hundred three million, eleven thousand, two hundred ten".
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