Base | Representation |
---|---|
bin | 10010101111001111… |
… | …101110001011101110 |
3 | 1220221012100001211210 |
4 | 102233033232023232 |
5 | 312201210101220 |
6 | 13124253255250 |
7 | 1311410130531 |
oct | 225717561356 |
9 | 56835301753 |
10 | 20120003310 |
11 | 8595243310 |
12 | 3a96194526 |
13 | 1b88503204 |
14 | d8c202a18 |
15 | 7cb5726e0 |
hex | 4af3ee2ee |
20120003310 has 32 divisors (see below), whose sum is σ = 52677827712. Its totient is φ = 4877576480.
The previous prime is 20120003297. The next prime is 20120003329. The reversal of 20120003310 is 1330002102.
It is a happy number.
It is a super-2 number, since 2×201200033102 (a number of 21 digits) contains 22 as substring.
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, 30484524 + ... + 30485183.
It is an arithmetic number, because the mean of its divisors is an integer number (1646182116).
Almost surely, 220120003310 is an apocalyptic number.
20120003310 is an abundant number, since it is smaller than the sum of its proper divisors (32557824402).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20120003310 is a wasteful number, since it uses less digits than its factorization.
20120003310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60969728.
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 20120003310 its reverse (1330002102), we get a palindrome (21450005412).
The spelling of 20120003310 in words is "twenty billion, one hundred twenty million, three thousand, three hundred ten".
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