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131032000213 = 329993970787
BaseRepresentation
bin111101000001000011…
…1011010011011010101
3110112012211211021202221
41322002013122123111
54121323143001323
6140110102302341
712316044424222
oct1720207323325
9415184737687
10131032000213
115063016a174
122148a4279b1
13c48293724a
1464b0586949
15361d76655d
hex1e821da6d5

131032000213 has 4 divisors (see below), whose sum is σ = 131036004000. Its totient is φ = 131027996428.

The previous prime is 131032000193. The next prime is 131032000259. The reversal of 131032000213 is 312000230131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 131032000213 - 229 = 130495129301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131032000283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1952395 + ... + 2018392.

It is an arithmetic number, because the mean of its divisors is an integer number (32759001000).

Almost surely, 2131032000213 is an apocalyptic number.

It is an amenable number.

131032000213 is a deficient number, since it is larger than the sum of its proper divisors (4003787).

131032000213 is an equidigital number, since it uses as much as digits as its factorization.

131032000213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4003786.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 131032000213 its reverse (312000230131), we get a palindrome (443032230344).

The spelling of 131032000213 in words is "one hundred thirty-one billion, thirty-two million, two hundred thirteen", and thus it is an aban number.

Divisors: 1 32999 3970787 131032000213