Base | Representation |
---|---|
bin | 1101101000101000000110… |
… | …01111011101010111100000 |
3 | 10221011100221020012011212000 |
4 | 12310110003033131113200 |
5 | 12412221114043434342 |
6 | 143434033540404000 |
7 | 6213134112036555 |
oct | 664240317352740 |
9 | 127140836164760 |
10 | 29983221077472 |
11 | 960a8a3701233 |
12 | 3442b480a6600 |
13 | 13965371a2b20 |
14 | 7592a4bb8a2c |
15 | 36edebc2144c |
hex | 1b45033dd5e0 |
29983221077472 has 192 divisors, whose sum is σ = 96368255343360. Its totient is φ = 9011057352192.
The previous prime is 29983221077449. The next prime is 29983221077473. The reversal of 29983221077472 is 27477012238992.
29983221077472 is a `hidden beast` number, since 2 + 9 + 9 + 83 + 2 + 2 + 10 + 77 + 472 = 666.
It is a super-2 number, since 2×299832210774722 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29983221077473) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30557098 + ... + 31523049.
It is an arithmetic number, because the mean of its divisors is an integer number (501917996580).
Almost surely, 229983221077472 is an apocalyptic number.
It is an amenable number.
29983221077472 is an abundant number, since it is smaller than the sum of its proper divisors (66385034265888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29983221077472 is a wasteful number, since it uses less digits than its factorization.
29983221077472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62080222 (or 62080208 counting only the distinct ones).
The product of its (nonzero) digits is 42674688, while the sum is 63.
The spelling of 29983221077472 in words is "twenty-nine trillion, nine hundred eighty-three billion, two hundred twenty-one million, seventy-seven thousand, four hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •