Base | Representation |
---|---|
bin | 11011101011100100… |
… | …100100111010111101 |
3 | 2211201101020222010100 |
4 | 123223210210322331 |
5 | 441332320203244 |
6 | 21353142231313 |
7 | 2101353103602 |
oct | 335344447275 |
9 | 84641228110 |
10 | 29722037949 |
11 | 1167235202a |
12 | 5915a25539 |
13 | 2a58912206 |
14 | 161d5706a9 |
15 | b8e51eb69 |
hex | 6eb924ebd |
29722037949 has 12 divisors (see below), whose sum is σ = 42935641216. Its totient is φ = 19812934152.
The previous prime is 29722037909. The next prime is 29722037959. The reversal of 29722037949 is 94973022792.
29722037949 is a `hidden beast` number, since 2 + 9 + 7 + 220 + 379 + 49 = 666.
It is a de Polignac number, because none of the positive numbers 2k-29722037949 is a prime.
It is a super-2 number, since 2×297220379492 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 29722037895 and 29722037904.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29722037909) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34927 + ... + 246300.
Almost surely, 229722037949 is an apocalyptic number.
It is an amenable number.
29722037949 is a deficient number, since it is larger than the sum of its proper divisors (13213603267).
29722037949 is a wasteful number, since it uses less digits than its factorization.
29722037949 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 292976 (or 292973 counting only the distinct ones).
The product of its (nonzero) digits is 3429216, while the sum is 54.
The spelling of 29722037949 in words is "twenty-nine billion, seven hundred twenty-two million, thirty-seven thousand, nine hundred forty-nine".
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