Base | Representation |
---|---|
bin | 110000010011010000111110… |
… | …000001011110000111010000 |
3 | 1000212011010021112002011100001 |
4 | 300103100332001132013100 |
5 | 210320423342444024130 |
6 | 2031445015024535344 |
7 | 62513366323643023 |
oct | 6023207601360720 |
9 | 1025133245064301 |
10 | 212430123033040 |
11 | 61761122457080 |
12 | 1b9aa46a481554 |
13 | 916c0c7ccb4b3 |
14 | 3a6595c2b91ba |
15 | 1985bdd1d66ca |
hex | c1343e05e1d0 |
212430123033040 has 80 divisors (see below), whose sum is σ = 538802239360320. Its totient is φ = 77247002050560.
The previous prime is 212430123033017. The next prime is 212430123033061. The reversal of 212430123033040 is 40330321034212.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
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, 399446992 + ... + 399978448.
It is an arithmetic number, because the mean of its divisors is an integer number (6735027992004).
Almost surely, 2212430123033040 is an apocalyptic number.
212430123033040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
212430123033040 is an abundant number, since it is smaller than the sum of its proper divisors (326372116327280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212430123033040 is a wasteful number, since it uses less digits than its factorization.
212430123033040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 985700 (or 985694 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 28.
Adding to 212430123033040 its reverse (40330321034212), we get a palindrome (252760444067252).
The spelling of 212430123033040 in words is "two hundred twelve trillion, four hundred thirty billion, one hundred twenty-three million, thirty-three thousand, forty".
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