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82977301 = 1113954269
BaseRepresentation
bin1001111001000…
…10001000010101
312210010200110101
410330202020111
5132220233201
612122254101
72025203221
oct474421025
9183120411
1082977301
1142925090
1223957331
13142635c4
14b03d781
157440d01
hex4f22215

82977301 has 8 divisors (see below), whose sum is σ = 91173600. Its totient is φ = 74889840.

The previous prime is 82977287. The next prime is 82977343. The reversal of 82977301 is 10377928.

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 82977301 - 211 = 82975253 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 (82972301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25606 + ... + 28663.

It is an arithmetic number, because the mean of its divisors is an integer number (11396700).

Almost surely, 282977301 is an apocalyptic number.

It is an amenable number.

82977301 is a deficient number, since it is larger than the sum of its proper divisors (8196299).

82977301 is a wasteful number, since it uses less digits than its factorization.

82977301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54419.

The product of its (nonzero) digits is 21168, while the sum is 37.

The square root of 82977301 is about 9109.1877244900. The cubic root of 82977301 is about 436.1672986034.

The spelling of 82977301 in words is "eighty-two million, nine hundred seventy-seven thousand, three hundred one".

Divisors: 1 11 139 1529 54269 596959 7543391 82977301