Base | Representation |
---|---|
bin | 110111100001… |
… | …1100010100001 |
3 | 2000210001211001 |
4 | 1233003202201 |
5 | 24423044411 |
6 | 2515552001 |
7 | 502311016 |
oct | 157034241 |
9 | 60701731 |
10 | 29112481 |
11 | 15484702 |
12 | 98bb601 |
13 | 6054028 |
14 | 3c1b70d |
15 | 2850dc1 |
hex | 1bc38a1 |
29112481 has 2 divisors, whose sum is σ = 29112482. Its totient is φ = 29112480.
The previous prime is 29112469. The next prime is 29112497. The reversal of 29112481 is 18421192.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 26419600 + 2692881 = 5140^2 + 1641^2 .
It is a cyclic number.
It is not a de Polignac number, because 29112481 - 217 = 28981409 is a prime.
It is a super-2 number, since 2×291124812 = 1695073099950722, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (29112401) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14556240 + 14556241.
It is an arithmetic number, because the mean of its divisors is an integer number (14556241).
Almost surely, 229112481 is an apocalyptic number.
It is an amenable number.
29112481 is a deficient number, since it is larger than the sum of its proper divisors (1).
29112481 is an equidigital number, since it uses as much as digits as its factorization.
29112481 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1152, while the sum is 28.
The square root of 29112481 is about 5395.5982986134. The cubic root of 29112481 is about 307.6283853703.
The spelling of 29112481 in words is "twenty-nine million, one hundred twelve thousand, four hundred eighty-one".
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