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3212130323 = 163102119301
BaseRepresentation
bin1011111101110101…
…0011100000010011
322021212012010102202
42333131103200103
523034301132243
61250423033415
7142412441303
oct27735234023
98255163382
103212130323
1113a9189066
1275789b86b
133c2627c3c
14226865603
1513bee74b8
hexbf753813

3212130323 has 8 divisors (see below), whose sum is σ = 3235169616. Its totient is φ = 3189132000.

The previous prime is 3212130287. The next prime is 3212130373. The reversal of 3212130323 is 3230312123.

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 3212130323 - 222 = 3207936019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3212130295 and 3212130304.

It is not an unprimeable number, because it can be changed into a prime (3212130373) 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, 156773 + ... + 176073.

It is an arithmetic number, because the mean of its divisors is an integer number (404396202).

Almost surely, 23212130323 is an apocalyptic number.

3212130323 is a deficient number, since it is larger than the sum of its proper divisors (23039293).

3212130323 is a wasteful number, since it uses less digits than its factorization.

3212130323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20485.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 3212130323 is about 56675.6589992565. The cubic root of 3212130323 is about 1475.4722720963.

Adding to 3212130323 its reverse (3230312123), we get a palindrome (6442442446).

The spelling of 3212130323 in words is "three billion, two hundred twelve million, one hundred thirty thousand, three hundred twenty-three".

Divisors: 1 163 1021 19301 166423 3146063 19706321 3212130323