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3212130133 = 22381117761
BaseRepresentation
bin1011111101110101…
…0011011101010101
322021212012010011201
42333131103131111
523034301131013
61250423032501
7142412440612
oct27735233525
98255163151
103212130133
1113a9188a03
1275789b731
133c2627b24
14226865509
1513bee73dd
hexbf753755

3212130133 has 8 divisors (see below), whose sum is σ = 3230694656. Its totient is φ = 3193603200.

The previous prime is 3212130121. The next prime is 3212130149. The reversal of 3212130133 is 3310312123.

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 3212130133 - 229 = 2675259221 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 3212130133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3212130833) 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, 171973 + ... + 189733.

It is an arithmetic number, because the mean of its divisors is an integer number (403836832).

Almost surely, 23212130133 is an apocalyptic number.

It is an amenable number.

3212130133 is a deficient number, since it is larger than the sum of its proper divisors (18564523).

3212130133 is a wasteful number, since it uses less digits than its factorization.

3212130133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18795.

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

The square root of 3212130133 is about 56675.6573230518. The cubic root of 3212130133 is about 1475.4722430045.

Adding to 3212130133 its reverse (3310312123), we get a palindrome (6522442256).

The spelling of 3212130133 in words is "three billion, two hundred twelve million, one hundred thirty thousand, one hundred thirty-three".

Divisors: 1 223 811 17761 180853 3960703 14404171 3212130133