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83237201 = 318093319
BaseRepresentation
bin1001111011000…
…01100101010001
312210121212222022
410331201211101
5132302042301
612132021225
72030335025
oct475414521
9183555868
1083237201
1142a92383
1223a61815
13143249a8
14b0aa385
157492d1b
hex4f61951

83237201 has 8 divisors (see below), whose sum is σ = 86054400. Its totient is φ = 80428320.

The previous prime is 83237183. The next prime is 83237251. The reversal of 83237201 is 10273238.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-83237201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83237251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23420 + ... + 26738.

It is an arithmetic number, because the mean of its divisors is an integer number (10756800).

Almost surely, 283237201 is an apocalyptic number.

It is an amenable number.

83237201 is a deficient number, since it is larger than the sum of its proper divisors (2817199).

83237201 is a wasteful number, since it uses less digits than its factorization.

83237201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4159.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 83237201 is about 9123.4423876079. The cubic root of 83237201 is about 436.6222090848.

It can be divided in two parts, 83237 and 201, that added together give a palindrome (83438).

The spelling of 83237201 in words is "eighty-three million, two hundred thirty-seven thousand, two hundred one".

Divisors: 1 31 809 3319 25079 102889 2685071 83237201