Base | Representation |
---|---|
bin | 110000010011010000111110… |
… | …000001011110000111010010 |
3 | 1000212011010021112002011100010 |
4 | 300103100332001132013102 |
5 | 210320423342444024132 |
6 | 2031445015024535350 |
7 | 62513366323643025 |
oct | 6023207601360722 |
9 | 1025133245064303 |
10 | 212430123033042 |
11 | 61761122457082 |
12 | 1b9aa46a481556 |
13 | 916c0c7ccb4b5 |
14 | 3a6595c2b91bc |
15 | 1985bdd1d66cc |
hex | c1343e05e1d2 |
212430123033042 has 32 divisors (see below), whose sum is σ = 429635319056640. Its totient is φ = 70014200558720.
The previous prime is 212430123033017. The next prime is 212430123033061. The reversal of 212430123033042 is 240330321034212.
It is a happy number.
It is a super-2 number, since 2×2124301230330422 (a number of 29 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, 335949808 + ... + 336581540.
It is an arithmetic number, because the mean of its divisors is an integer number (13426103720520).
Almost surely, 2212430123033042 is an apocalyptic number.
212430123033042 is an abundant number, since it is smaller than the sum of its proper divisors (217205196023598).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212430123033042 is a wasteful number, since it uses less digits than its factorization.
212430123033042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1261538.
The product of its (nonzero) digits is 20736, while the sum is 30.
Adding to 212430123033042 its reverse (240330321034212), we get a palindrome (452760444067254).
The spelling of 212430123033042 in words is "two hundred twelve trillion, four hundred thirty billion, one hundred twenty-three million, thirty-three thousand, forty-two".
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