Base | Representation |
---|---|
bin | 111000011101000100… |
… | …1000100011100101100 |
3 | 102120221001011202110110 |
4 | 1300322021010130230 |
5 | 3441242020242312 |
6 | 131405552540020 |
7 | 11521206406233 |
oct | 1607211043454 |
9 | 376831152413 |
10 | 121234540332 |
11 | 47462812594 |
12 | 1b5b5251610 |
13 | b580bb32c9 |
14 | 5c212a7b1a |
15 | 324856543c |
hex | 1c3a24472c |
121234540332 has 24 divisors (see below), whose sum is σ = 282903662272. Its totient is φ = 40408218000.
The previous prime is 121234540319. The next prime is 121234540391. The reversal of 121234540332 is 233045432121.
It is a super-2 number, since 2×1212345403322 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 121234540332.
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, 256294 + ... + 555117.
Almost surely, 2121234540332 is an apocalyptic number.
121234540332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
121234540332 is an abundant number, since it is smaller than the sum of its proper divisors (161669121940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121234540332 is a wasteful number, since it uses less digits than its factorization.
121234540332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 823869 (or 823867 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 30.
Adding to 121234540332 its reverse (233045432121), we get a palindrome (354279972453).
The spelling of 121234540332 in words is "one hundred twenty-one billion, two hundred thirty-four million, five hundred forty thousand, three hundred thirty-two".
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