Base | Representation |
---|---|
bin | 10001110000001101101… |
… | …011000011001010010010 |
3 | 11022122000220102111210022 |
4 | 101300031223003022102 |
5 | 124442030011213020 |
6 | 2332243232103442 |
7 | 154066511520305 |
oct | 21601553031222 |
9 | 4278026374708 |
10 | 1220000101010 |
11 | 430443284a99 |
12 | 17853b694b82 |
13 | 8b078cc95c2 |
14 | 43096838b3c |
15 | 21b05976625 |
hex | 11c0dac3292 |
1220000101010 has 8 divisors (see below), whose sum is σ = 2196000181836. Its totient is φ = 488000040400.
The previous prime is 1220000100983. The next prime is 1220000101049. The reversal of 1220000101010 is 101010000221.
It can be written as a sum of positive squares in 2 ways, for example, as 1200210082681 + 19790018329 = 1095541^2 + 140677^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61000005041 + ... + 61000005060.
Almost surely, 21220000101010 is an apocalyptic number.
1220000101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1220000101010 is a deficient number, since it is larger than the sum of its proper divisors (976000080826).
1220000101010 is a wasteful number, since it uses less digits than its factorization.
1220000101010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122000010108.
The product of its (nonzero) digits is 4, while the sum is 8.
Adding to 1220000101010 its reverse (101010000221), we get a palindrome (1321010101231).
The spelling of 1220000101010 in words is "one trillion, two hundred twenty billion, one hundred one thousand, ten".
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