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83273397 = 3257108007
BaseRepresentation
bin1001111011010…
…10011010110101
312210200201121220
410331222122311
5132304222042
612132500553
72030545404
oct475523265
9183621556
1083273397
1143007599
1223a7a759
13143382cc
14b0b963b
15749d8ec
hex4f6a6b5

83273397 has 8 divisors (see below), whose sum is σ = 111464256. Its totient is φ = 55299072.

The previous prime is 83273383. The next prime is 83273417. The reversal of 83273397 is 79337238.

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

It is not a de Polignac number, because 83273397 - 210 = 83272373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83273797) 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, 53233 + ... + 54774.

It is an arithmetic number, because the mean of its divisors is an integer number (13933032).

Almost surely, 283273397 is an apocalyptic number.

It is an amenable number.

83273397 is a deficient number, since it is larger than the sum of its proper divisors (28190859).

83273397 is a wasteful number, since it uses less digits than its factorization.

83273397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108267.

The product of its digits is 190512, while the sum is 42.

The square root of 83273397 is about 9125.4258530767. The cubic root of 83273397 is about 436.6854888325.

The spelling of 83273397 in words is "eighty-three million, two hundred seventy-three thousand, three hundred ninety-seven".

Divisors: 1 3 257 771 108007 324021 27757799 83273397