Base | Representation |
---|---|
bin | 1000001110101… |
… | …11100110100111 |
3 | 11210220121211110 |
4 | 10013113212213 |
5 | 120133244201 |
6 | 10503440103 |
7 | 1465556256 |
oct | 407274647 |
9 | 153817743 |
10 | 69040551 |
11 | 35a76208 |
12 | 1b156033 |
13 | 113c3bc8 |
14 | 925279d |
15 | 60db6d6 |
hex | 41d79a7 |
69040551 has 8 divisors (see below), whose sum is σ = 92268400. Its totient is φ = 45919872.
The previous prime is 69040541. The next prime is 69040567. The reversal of 69040551 is 15504096.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 69040551 - 210 = 69039527 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69040501) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25276 + ... + 27873.
It is an arithmetic number, because the mean of its divisors is an integer number (11533550).
Almost surely, 269040551 is an apocalyptic number.
69040551 is a deficient number, since it is larger than the sum of its proper divisors (23227849).
69040551 is a wasteful number, since it uses less digits than its factorization.
69040551 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53585.
The product of its (nonzero) digits is 5400, while the sum is 30.
The square root of 69040551 is about 8309.0643877635. The cubic root of 69040551 is about 410.2369263172.
The spelling of 69040551 in words is "sixty-nine million, forty thousand, five hundred fifty-one".
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