Search a number
-
+
3101233230021 = 32393431986799
BaseRepresentation
bin101101001000001111111…
…001111011000011000101
3101222110211021110012020210
4231020033321323003011
5401302311201330041
610332404210550033
7440025310341303
oct55101771730305
911873737405223
103101233230021
11a96253344843
12421058898319
131965a299a044
14aa159a57273
1555a0bd80016
hex2d20fe7b0c5

3101233230021 has 8 divisors (see below), whose sum is σ = 4136705596800. Its totient is φ = 2066624841632.

The previous prime is 3101233229987. The next prime is 3101233230031. The reversal of 3101233230021 is 1200323321013.

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 3101233230021 - 215 = 3101233197253 is a prime.

It is a super-3 number, since 3×31012332300213 (a number of 38 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3101233230021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3101233230031) 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, 215986221 + ... + 216000578.

It is an arithmetic number, because the mean of its divisors is an integer number (517088199600).

Almost surely, 23101233230021 is an apocalyptic number.

It is an amenable number.

3101233230021 is a deficient number, since it is larger than the sum of its proper divisors (1035472366779).

3101233230021 is a wasteful number, since it uses less digits than its factorization.

3101233230021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431989195.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 3101233230021 its reverse (1200323321013), we get a palindrome (4301556551034).

The spelling of 3101233230021 in words is "three trillion, one hundred one billion, two hundred thirty-three million, two hundred thirty thousand, twenty-one".

Divisors: 1 3 2393 7179 431986799 1295960397 1033744410007 3101233230021