Base | Representation |
---|---|
bin | 1000010101011… |
… | …00100111010001 |
3 | 11212112221122220 |
4 | 10022230213101 |
5 | 120344204131 |
6 | 10534251253 |
7 | 1506152052 |
oct | 412544721 |
9 | 155487586 |
10 | 69913041 |
11 | 36511780 |
12 | 1b4b6b29 |
13 | 1163b083 |
14 | 93dc729 |
15 | 620ee96 |
hex | 42ac9d1 |
69913041 has 16 divisors (see below), whose sum is σ = 102744768. Its totient is φ = 41932800.
The previous prime is 69913037. The next prime is 69913043. The reversal of 69913041 is 14031996.
It is not a de Polignac number, because 69913041 - 22 = 69913037 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 69912993 and 69913011.
It is not an unprimeable number, because it can be changed into a prime (69913043) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7720 + ... + 14121.
It is an arithmetic number, because the mean of its divisors is an integer number (6421548).
Almost surely, 269913041 is an apocalyptic number.
It is an amenable number.
69913041 is a deficient number, since it is larger than the sum of its proper divisors (32831727).
69913041 is a wasteful number, since it uses less digits than its factorization.
69913041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21952.
The product of its (nonzero) digits is 5832, while the sum is 33.
The square root of 69913041 is about 8361.4018561483. The cubic root of 69913041 is about 411.9578007648.
The spelling of 69913041 in words is "sixty-nine million, nine hundred thirteen thousand, forty-one".
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