Base | Representation |
---|---|
bin | 1000010100000… |
… | …10100101100101 |
3 | 11212020012112100 |
4 | 10022002211211 |
5 | 120323202101 |
6 | 10530442313 |
7 | 1504534146 |
oct | 412024545 |
9 | 155205470 |
10 | 69740901 |
11 | 3640440a |
12 | 1b433399 |
13 | 115aa909 |
14 | 9395acd |
15 | 61c8e86 |
hex | 4282965 |
69740901 has 12 divisors (see below), whose sum is σ = 100852128. Its totient is φ = 46440744.
The previous prime is 69740837. The next prime is 69740939. The reversal of 69740901 is 10904796.
It is not a de Polignac number, because 69740901 - 26 = 69740837 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69740941) 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, 4906 + ... + 12788.
It is an arithmetic number, because the mean of its divisors is an integer number (8404344).
Almost surely, 269740901 is an apocalyptic number.
It is an amenable number.
69740901 is a deficient number, since it is larger than the sum of its proper divisors (31111227).
69740901 is a wasteful number, since it uses less digits than its factorization.
69740901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8872 (or 8869 counting only the distinct ones).
The product of its (nonzero) digits is 13608, while the sum is 36.
The square root of 69740901 is about 8351.1017835972. The cubic root of 69740901 is about 411.6194151721.
The spelling of 69740901 in words is "sixty-nine million, seven hundred forty thousand, nine hundred one".
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