Search a number
-
+
213203514153 = 3719534344647
BaseRepresentation
bin1100011010001111101…
…0110111001100101001
3202101022112000200220010
43012203322313030221
511443120044423103
6241535551122133
721255244653240
oct3064372671451
9671275020803
10213203514153
1182467909873
12353a1513349
1317149908846
14a4678a5957
15582c6c6903
hex31a3eb7329

213203514153 has 16 divisors (see below), whose sum is σ = 341980574720. Its totient is φ = 115418443536.

The previous prime is 213203514101. The next prime is 213203514221. The reversal of 213203514153 is 351415302312.

It is not a de Polignac number, because 213203514153 - 29 = 213203513641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213203514153.

It is not an unprimeable number, because it can be changed into a prime (213203514353) 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, 267171925 + ... + 267172722.

It is an arithmetic number, because the mean of its divisors is an integer number (21373785920).

Almost surely, 2213203514153 is an apocalyptic number.

It is an amenable number.

213203514153 is a deficient number, since it is larger than the sum of its proper divisors (128777060567).

213203514153 is a wasteful number, since it uses less digits than its factorization.

213203514153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534344676.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 213203514153 its reverse (351415302312), we get a palindrome (564618816465).

The spelling of 213203514153 in words is "two hundred thirteen billion, two hundred three million, five hundred fourteen thousand, one hundred fifty-three".

Divisors: 1 3 7 19 21 57 133 399 534344647 1603033941 3740412529 10152548293 11221237587 30457644879 71067838051 213203514153