Search a number
-
+
210132202231 = 7190724116529
BaseRepresentation
bin1100001110110011011…
…0101111001011110111
3202002101110210212222201
43003230312233023313
511420322320432411
6240311114205331
721116162151130
oct3035466571367
9662343725881
10210132202231
1181131171756
1234884a23847
1316a7a516603
14a255a18c87
1556ecc483c1
hex30ecdaf2f7

210132202231 has 16 divisors (see below), whose sum is σ = 240413495040. Its totient is φ = 179916641280.

The previous prime is 210132202177. The next prime is 210132202237. The reversal of 210132202231 is 132202231012.

It is a cyclic number.

It is not a de Polignac number, because 210132202231 - 211 = 210132200183 is a prime.

It is a super-2 number, since 2×2101322022312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210132202199 and 210132202208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210132202237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32181175 + ... + 32187703.

It is an arithmetic number, because the mean of its divisors is an integer number (15025843440).

Almost surely, 2210132202231 is an apocalyptic number.

210132202231 is a deficient number, since it is larger than the sum of its proper divisors (30281292809).

210132202231 is a wasteful number, since it uses less digits than its factorization.

210132202231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10854.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 210132202231 its reverse (132202231012), we get a palindrome (342334433243).

The spelling of 210132202231 in words is "two hundred ten billion, one hundred thirty-two million, two hundred two thousand, two hundred thirty-one".

Divisors: 1 7 1907 2411 6529 13349 16877 45703 4597777 12450803 15741419 32184439 87155621 110189933 30018886033 210132202231