Base | Representation |
---|---|
bin | 10101010010101001000 |
3 | 1022110000201 |
4 | 2222111020 |
5 | 134311142 |
6 | 22541544 |
7 | 5634013 |
oct | 2522510 |
9 | 1273021 |
10 | 697672 |
11 | 437198 |
12 | 2978b4 |
13 | 1b5731 |
14 | 14237a |
15 | dbab7 |
hex | aa548 |
697672 has 16 divisors (see below), whose sum is σ = 1344060. Its totient is φ = 339264.
The previous prime is 697643. The next prime is 697673. The reversal of 697672 is 276796.
It can be written as a sum of positive squares in 2 ways, for example, as 695556 + 2116 = 834^2 + 46^2 .
It is a Harshad number since it is a multiple of its sum of digits (37).
It is not an unprimeable number, because it can be changed into a prime (697673) by changing a digit.
697672 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 883 + ... + 1474.
2697672 is an apocalyptic number.
It is an amenable number.
697672 is a deficient number, since it is larger than the sum of its proper divisors (646388).
697672 is a wasteful number, since it uses less digits than its factorization.
697672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2400 (or 2396 counting only the distinct ones).
The product of its digits is 31752, while the sum is 37.
The square root of 697672 is about 835.2676217836. The cubic root of 697672 is about 88.6918603542.
It can be divided in two parts, 697 and 672, that added together give a square (1369 = 372).
The spelling of 697672 in words is "six hundred ninety-seven thousand, six hundred seventy-two".
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