Search a number
-
+
20200231003 = 471972721787
BaseRepresentation
bin10010110100000001…
…110001000001011011
31221010210022001112211
4102310001301001123
5312332224343003
613140241015551
71313403062521
oct226401610133
957123261484
1020200231003
11862655a597
123ab90245b7
131b9c013114
14d98b28311
157d361d96d
hex4b407105b

20200231003 has 8 divisors (see below), whose sum is σ = 20632015872. Its totient is φ = 19768529256.

The previous prime is 20200230997. The next prime is 20200231013. The reversal of 20200231003 is 30013200202.

It is a happy number.

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 20200231003 - 25 = 20200230971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20200231013) 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, 916276 + ... + 938062.

It is an arithmetic number, because the mean of its divisors is an integer number (2579001984).

Almost surely, 220200231003 is an apocalyptic number.

20200231003 is a deficient number, since it is larger than the sum of its proper divisors (431784869).

20200231003 is a wasteful number, since it uses less digits than its factorization.

20200231003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41561.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 20200231003 its reverse (30013200202), we get a palindrome (50213431205).

The spelling of 20200231003 in words is "twenty billion, two hundred million, two hundred thirty-one thousand, three".

Divisors: 1 47 19727 21787 927169 1023989 429792149 20200231003