Search a number
-
+
213314351 = 17231633347
BaseRepresentation
bin11001011011011…
…10101100101111
3112212101111021112
430231232230233
5414102024401
633100022235
75200066505
oct1455565457
9485344245
10213314351
11aa457258
125b53197b
1335269613
142048a675
1513ad93bb
hexcb6eb2f

213314351 has 16 divisors (see below), whose sum is σ = 237199104. Its totient is φ = 190802304.

The previous prime is 213314333. The next prime is 213314383. The reversal of 213314351 is 153413312.

It is a cyclic number.

It is not a de Polignac number, because 213314351 - 214 = 213297967 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213314251) 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, 62060 + ... + 65406.

It is an arithmetic number, because the mean of its divisors is an integer number (14824944).

Almost surely, 2213314351 is an apocalyptic number.

213314351 is a deficient number, since it is larger than the sum of its proper divisors (23884753).

213314351 is a wasteful number, since it uses less digits than its factorization.

213314351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3550.

The product of its digits is 1080, while the sum is 23.

The square root of 213314351 is about 14605.2850365886. The cubic root of 213314351 is about 597.5029099489.

Adding to 213314351 its reverse (153413312), we get a palindrome (366727663).

The spelling of 213314351 in words is "two hundred thirteen million, three hundred fourteen thousand, three hundred fifty-one".

Divisors: 1 17 23 163 391 2771 3347 3749 56899 63733 76981 545561 1308677 9274537 12547903 213314351