Search a number
-
+
30696001 = 721932971
BaseRepresentation
bin111010100011…
…0001001000001
32010202111222221
41311012021001
530324233001
63013531041
7521624500
oct165061101
963674887
1030696001
11163663a6
12a343a81
136489a1b
144110837
152a651a1
hex1d46241

30696001 has 12 divisors (see below), whose sum is σ = 37588080. Its totient is φ = 24925320.

The previous prime is 30695981. The next prime is 30696031. The reversal of 30696001 is 10069603.

It is not a de Polignac number, because 30696001 - 25 = 30695969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30696031) 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, 15555 + ... + 17416.

It is an arithmetic number, because the mean of its divisors is an integer number (3132340).

Almost surely, 230696001 is an apocalyptic number.

It is an amenable number.

30696001 is a deficient number, since it is larger than the sum of its proper divisors (6892079).

30696001 is a wasteful number, since it uses less digits than its factorization.

30696001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33004 (or 32997 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 30696001 is about 5540.3971879280. The cubic root of 30696001 is about 313.1078337023.

The spelling of 30696001 in words is "thirty million, six hundred ninety-six thousand, one".

Divisors: 1 7 19 49 133 931 32971 230797 626449 1615579 4385143 30696001