Base | Representation |
---|---|
bin | 1001001001100110101010… |
… | …00010011110110100100010 |
3 | 2122020120100002112211220012 |
4 | 10210303111002132310202 |
5 | 10114131204424341002 |
6 | 110443315132244522 |
7 | 4144465055435666 |
oct | 444632502366442 |
9 | 78216302484805 |
10 | 20121201012002 |
11 | 645839845a262 |
12 | 230b759610742 |
13 | b2c56225809c |
14 | 4d7c2acb88a6 |
15 | 24d5ea4c6d52 |
hex | 124cd509ed22 |
20121201012002 has 8 divisors (see below), whose sum is σ = 30181829829312. Its totient is φ = 10060591068900.
The previous prime is 20121201011981. The next prime is 20121201012037. The reversal of 20121201012002 is 20021010212102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1655774 + ... + 6556217.
It is an arithmetic number, because the mean of its divisors is an integer number (3772728728664).
Almost surely, 220121201012002 is an apocalyptic number.
20121201012002 is a deficient number, since it is larger than the sum of its proper divisors (10060628817310).
20121201012002 is a wasteful number, since it uses less digits than its factorization.
20121201012002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9437104.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20121201012002 its reverse (20021010212102), we get a palindrome (40142211224104).
The spelling of 20121201012002 in words is "twenty trillion, one hundred twenty-one billion, two hundred one million, twelve thousand, two".
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