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83423001 = 3231209029
BaseRepresentation
bin1001111100011…
…10111100011001
312210222022211210
410332032330121
5132324014001
612140013333
72032040514
oct476167431
9183868753
1083423001
11430a9a32
1223b31249
131438b42c
14b117d7b
1574ccdd6
hex4f8ef19

83423001 has 8 divisors (see below), whose sum is σ = 116066880. Its totient is φ = 53197232.

The previous prime is 83422957. The next prime is 83423017. The reversal of 83423001 is 10032438.

It is a happy number.

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 83423001 - 210 = 83421977 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (83423101) 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, 604446 + ... + 604583.

It is an arithmetic number, because the mean of its divisors is an integer number (14508360).

Almost surely, 283423001 is an apocalyptic number.

It is an amenable number.

83423001 is a deficient number, since it is larger than the sum of its proper divisors (32643879).

83423001 is a wasteful number, since it uses less digits than its factorization.

83423001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209055.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 83423001 is about 9133.6192716798. The cubic root of 83423001 is about 436.9468400548.

Adding to 83423001 its reverse (10032438), we get a palindrome (93455439).

The spelling of 83423001 in words is "eighty-three million, four hundred twenty-three thousand, one".

Divisors: 1 3 23 69 1209029 3627087 27807667 83423001