Base | Representation |
---|---|
bin | 10001110000001111100… |
… | …001000011011111001110 |
3 | 11022122010001122010201022 |
4 | 101300033201003133032 |
5 | 124442110421112332 |
6 | 2332250255114142 |
7 | 154100335460000 |
oct | 21601741033716 |
9 | 4278101563638 |
10 | 1220031035342 |
11 | 430459793459 |
12 | 178549b12952 |
13 | 8b08253a942 |
14 | 4309a9ac370 |
15 | 21b08537212 |
hex | 11c0f8437ce |
1220031035342 has 40 divisors (see below), whose sum is σ = 2192628334776. Its totient is φ = 508738736016.
The previous prime is 1220031035303. The next prime is 1220031035351. The reversal of 1220031035342 is 2435301300221.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3255668 + ... + 3611015.
Almost surely, 21220031035342 is an apocalyptic number.
1220031035342 is a deficient number, since it is larger than the sum of its proper divisors (972597299434).
1220031035342 is an frugal number, since it uses more digits than its factorization.
1220031035342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6866750 (or 6866729 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 26.
Adding to 1220031035342 its reverse (2435301300221), we get a palindrome (3655332335563).
The spelling of 1220031035342 in words is "one trillion, two hundred twenty billion, thirty-one million, thirty-five thousand, three hundred forty-two".
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