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32031102133 = 731153380557
BaseRepresentation
bin11101110101001100…
…111101010010110101
310001200022011120201001
4131311030331102311
51011044430232013
622414225403301
72212521606262
oct356514752265
9101608146631
1032031102133
11126477a4138
12625b199531
13303610bc94
14179c0bc269
15c770d1ddd
hex77533d4b5

32031102133 has 8 divisors (see below), whose sum is σ = 32498130968. Its totient is φ = 31564836864.

The previous prime is 32031102121. The next prime is 32031102149. The reversal of 32031102133 is 33120113023.

It can be written as a sum of positive squares in 4 ways, for example, as 5815282564 + 26215819569 = 76258^2 + 161913^2 .

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-32031102133 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 32031102133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32031102193) 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, 106110 + ... + 274447.

It is an arithmetic number, because the mean of its divisors is an integer number (4062266371).

Almost surely, 232031102133 is an apocalyptic number.

It is an amenable number.

32031102133 is a deficient number, since it is larger than the sum of its proper divisors (467028835).

32031102133 is a wasteful number, since it uses less digits than its factorization.

32031102133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381783.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 32031102133 its reverse (33120113023), we get a palindrome (65151215156).

The spelling of 32031102133 in words is "thirty-two billion, thirty-one million, one hundred two thousand, one hundred thirty-three".

Divisors: 1 73 1153 84169 380557 27780661 438782221 32031102133