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32013230201 = 182891750409
BaseRepresentation
bin11101110100001000…
…110010000001111001
310001122001112121000122
4131310020302001321
51011030341331301
622412350343025
72212213652441
oct356410620171
9101561477018
1032013230201
11126386a7747
1262551baa75
1330324c2384
141799989121
15c7575181b
hex774232079

32013230201 has 4 divisors (see below), whose sum is σ = 32014998900. Its totient is φ = 32011461504.

The previous prime is 32013230191. The next prime is 32013230219. The reversal of 32013230201 is 10203231023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10203231023 = 56827179549.

It can be written as a sum of positive squares in 2 ways, for example, as 16217767801 + 15795462400 = 127349^2 + 125680^2 .

It is a cyclic number.

It is not a de Polignac number, because 32013230201 - 222 = 32009035897 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 32013230201.

It is not an unprimeable number, because it can be changed into a prime (32013230231) 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, 856916 + ... + 893493.

It is an arithmetic number, because the mean of its divisors is an integer number (8003749725).

Almost surely, 232013230201 is an apocalyptic number.

It is an amenable number.

32013230201 is a deficient number, since it is larger than the sum of its proper divisors (1768699).

32013230201 is a wasteful number, since it uses less digits than its factorization.

32013230201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768698.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 32013230201 its reverse (10203231023), we get a palindrome (42216461224).

The spelling of 32013230201 in words is "thirty-two billion, thirteen million, two hundred thirty thousand, two hundred one".

Divisors: 1 18289 1750409 32013230201