Search a number
-
+
20202301 = 719151897
BaseRepresentation
bin100110100010…
…0001100111101
31102000101100101
41031010030331
520132433201
62001001101
7333500560
oct115041475
942011311
1020202301
1110449319
126923191
134254532
14297c4d7
151b90d01
hex134433d

20202301 has 8 divisors (see below), whose sum is σ = 24303680. Its totient is φ = 16404768.

The previous prime is 20202251. The next prime is 20202311. The reversal of 20202301 is 10320202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20202301 - 29 = 20201789 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 (20202311) 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, 75816 + ... + 76081.

It is an arithmetic number, because the mean of its divisors is an integer number (3037960).

Almost surely, 220202301 is an apocalyptic number.

It is an amenable number.

20202301 is a deficient number, since it is larger than the sum of its proper divisors (4101379).

20202301 is a wasteful number, since it uses less digits than its factorization.

20202301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151923.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 20202301 is about 4494.6969864497. The cubic root of 20202301 is about 272.3539087304.

Adding to 20202301 its reverse (10320202), we get a palindrome (30522503).

It can be divided in two parts, 20202 and 301, that added together give a triangular number (20503 = T202).

The spelling of 20202301 in words is "twenty million, two hundred two thousand, three hundred one".

Divisors: 1 7 19 133 151897 1063279 2886043 20202301