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82435213 = 759199601
BaseRepresentation
bin1001110100111…
…01110010001101
312202010010212001
410322131302031
5132100411323
612102512301
72020454620
oct472356215
9182103761
1082435213
1142594883
1223735691
1314103943
14ad3bdb7
1573853ad
hex4e9dc8d

82435213 has 8 divisors (see below), whose sum is σ = 95808960. Its totient is φ = 69460800.

The previous prime is 82435211. The next prime is 82435237. The reversal of 82435213 is 31253428.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 82435213 - 21 = 82435211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82435211) 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, 99388 + ... + 100213.

It is an arithmetic number, because the mean of its divisors is an integer number (11976120).

Almost surely, 282435213 is an apocalyptic number.

It is an amenable number.

82435213 is a deficient number, since it is larger than the sum of its proper divisors (13373747).

82435213 is a wasteful number, since it uses less digits than its factorization.

82435213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199667.

The product of its digits is 5760, while the sum is 28.

The square root of 82435213 is about 9079.3839548727. The cubic root of 82435213 is about 435.2154004342.

It can be divided in two parts, 8243 and 5213, that added together give a square (13456 = 1162).

The spelling of 82435213 in words is "eighty-two million, four hundred thirty-five thousand, two hundred thirteen".

Divisors: 1 7 59 413 199601 1397207 11776459 82435213