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83208801 = 3132973571
BaseRepresentation
bin1001111010110…
…10101001100001
312210120110000110
410331122221201
5132300140201
612131241533
72030156154
oct475325141
9183513013
1083208801
1142a73005
1223a492a9
1314314aa0
14b09dc9b
1574896d6
hex4f5aa61

83208801 has 16 divisors (see below), whose sum is σ = 123600960. Its totient is φ = 49439040.

The previous prime is 83208799. The next prime is 83208857. The reversal of 83208801 is 10880238.

It is not a de Polignac number, because 83208801 - 21 = 83208799 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83208401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35655 + ... + 37916.

It is an arithmetic number, because the mean of its divisors is an integer number (7725060).

Almost surely, 283208801 is an apocalyptic number.

It is an amenable number.

83208801 is a deficient number, since it is larger than the sum of its proper divisors (40392159).

83208801 is a wasteful number, since it uses less digits than its factorization.

83208801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73616.

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 83208801 is about 9121.8858247623. The cubic root of 83208801 is about 436.5725458688.

The spelling of 83208801 in words is "eighty-three million, two hundred eight thousand, eight hundred one".

Divisors: 1 3 13 29 39 87 377 1131 73571 220713 956423 2133559 2869269 6400677 27736267 83208801