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32310232213 = 789343315107
BaseRepresentation
bin11110000101110101…
…110000010010010101
310002101202101212012011
4132011311300102111
51012132404412323
622502040224221
72222451304510
oct360565602225
9102352355164
1032310232213
1112780313756
12631876b071
13307bbb06cc
1417c71bbd77
15c9186c20d
hex785d70495

32310232213 has 16 divisors (see below), whose sum is σ = 37354227840. Its totient is φ = 27373522176.

The previous prime is 32310232177. The next prime is 32310232223. The reversal of 32310232213 is 31223201323.

It is a de Polignac number, because none of the positive numbers 2k-32310232213 is a prime.

It is a super-2 number, since 2×323102322132 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32310232223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2131206 + ... + 2146312.

It is an arithmetic number, because the mean of its divisors is an integer number (2334639240).

Almost surely, 232310232213 is an apocalyptic number.

It is an amenable number.

32310232213 is a deficient number, since it is larger than the sum of its proper divisors (5043995627).

32310232213 is a wasteful number, since it uses less digits than its factorization.

32310232213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18636.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 32310232213 its reverse (31223201323), we get a palindrome (63533433536).

The spelling of 32310232213 in words is "thirty-two billion, three hundred ten million, two hundred thirty-two thousand, two hundred thirteen".

Divisors: 1 7 89 623 3433 15107 24031 105749 305537 1344523 2138759 9411661 51862331 363036317 4615747459 32310232213