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213130062 = 2333946853
BaseRepresentation
bin11001011010000…
…01101101001110
3112212001010111000
430231001231032
5414030130222
633052041130
75165401305
oct1455015516
9485033430
10213130062
11aa340852
125b4631a6
1335203782
142043d43c
1513a9e9ac
hexcb41b4e

213130062 has 16 divisors (see below), whose sum is σ = 473622480. Its totient is φ = 71043336.

The previous prime is 213130033. The next prime is 213130063. The reversal of 213130062 is 260031312.

213130062 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213130063) 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, 1973373 + ... + 1973480.

It is an arithmetic number, because the mean of its divisors is an integer number (29601405).

Almost surely, 2213130062 is an apocalyptic number.

213130062 is an abundant number, since it is smaller than the sum of its proper divisors (260492418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213130062 is a wasteful number, since it uses less digits than its factorization.

213130062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3946864 (or 3946858 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 213130062 is about 14598.9746900253. The cubic root of 213130062 is about 597.3307931667.

Adding to 213130062 its reverse (260031312), we get a palindrome (473161374).

The spelling of 213130062 in words is "two hundred thirteen million, one hundred thirty thousand, sixty-two".

Divisors: 1 2 3 6 9 18 27 54 3946853 7893706 11840559 23681118 35521677 71043354 106565031 213130062