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32020040233 = 109293761837
BaseRepresentation
bin11101110100100010…
…110000101000101001
310001122112100120122001
4131310202300220221
51011034112241413
622413152331001
72212325564656
oct356442605051
9101575316561
1032020040233
1112641529175
126257543a61
133033a37c8c
14179a83cc2d
15c761494dd
hex7748b0a29

32020040233 has 4 divisors (see below), whose sum is σ = 32313802180. Its totient is φ = 31726278288.

The previous prime is 32020040219. The next prime is 32020040303. The reversal of 32020040233 is 33204002023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33204002023 = 291144965587.

It can be written as a sum of positive squares in 2 ways, for example, as 25865323929 + 6154716304 = 160827^2 + 78452^2 .

It is a cyclic number.

It is not a de Polignac number, because 32020040233 - 213 = 32020032041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 32020040233.

It is not an unprimeable number, because it can be changed into a prime (32020020233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146880810 + ... + 146881027.

It is an arithmetic number, because the mean of its divisors is an integer number (8078450545).

Almost surely, 232020040233 is an apocalyptic number.

It is an amenable number.

32020040233 is a deficient number, since it is larger than the sum of its proper divisors (293761947).

32020040233 is a wasteful number, since it uses less digits than its factorization.

32020040233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293761946.

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 32020040233 its reverse (33204002023), we get a palindrome (65224042256).

The spelling of 32020040233 in words is "thirty-two billion, twenty million, forty thousand, two hundred thirty-three".

Divisors: 1 109 293761837 32020040233