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213232130332 = 22138093506687
BaseRepresentation
bin1100011010010110100…
…0000001100100011100
3202101101111212112220121
43012211220001210130
511443144411132312
6241542452324324
721256043126314
oct3064550014434
9671344775817
10213232130332
1182481a84601
12353ab0136a4
13171528179b0
14a46b5d4444
15582ee7a707
hex31a5a0191c

213232130332 has 24 divisors (see below), whose sum is σ = 401911001856. Its totient is φ = 98402474688.

The previous prime is 213232130329. The next prime is 213232130333. The reversal of 213232130332 is 233031232312.

It is a junction number, because it is equal to n+sod(n) for n = 213232130297 and 213232130306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213232130333) 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, 167493 + ... + 674179.

It is an arithmetic number, because the mean of its divisors is an integer number (16746291744).

Almost surely, 2213232130332 is an apocalyptic number.

It is an amenable number.

213232130332 is a deficient number, since it is larger than the sum of its proper divisors (188678871524).

213232130332 is a wasteful number, since it uses less digits than its factorization.

213232130332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514797 (or 514795 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 213232130332 its reverse (233031232312), we get a palindrome (446263362644).

The spelling of 213232130332 in words is "two hundred thirteen billion, two hundred thirty-two million, one hundred thirty thousand, three hundred thirty-two".

Divisors: 1 2 4 13 26 52 8093 16186 32372 105209 210418 420836 506687 1013374 2026748 6586931 13173862 26347724 4100617891 8201235782 16402471564 53308032583 106616065166 213232130332