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3212010013 = 19791623047
BaseRepresentation
bin1011111101110011…
…0110001000011101
322021211222000101211
42333130312020131
523034233310023
61250420304421
7142411430452
oct27734661035
98254860354
103212010013
1113a9106733
12757842111
133c25b5254
14226833829
1513bec1a0d
hexbf73621d

3212010013 has 4 divisors (see below), whose sum is σ = 3213635040. Its totient is φ = 3210384988.

The previous prime is 3212009963. The next prime is 3212010017. The reversal of 3212010013 is 3100102123.

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 3212010013 - 221 = 3209912861 is a prime.

It is a super-2 number, since 2×32120100132 = 20634016647224520338, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3212009975 and 3212010002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3212010017) 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, 809545 + ... + 813502.

It is an arithmetic number, because the mean of its divisors is an integer number (803408760).

Almost surely, 23212010013 is an apocalyptic number.

It is an amenable number.

3212010013 is a deficient number, since it is larger than the sum of its proper divisors (1625027).

3212010013 is a wasteful number, since it uses less digits than its factorization.

3212010013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625026.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 3212010013 is about 56674.5975989243. The cubic root of 3212010013 is about 1475.4538506472.

Adding to 3212010013 its reverse (3100102123), we get a palindrome (6312112136).

The spelling of 3212010013 in words is "three billion, two hundred twelve million, ten thousand, thirteen".

Divisors: 1 1979 1623047 3212010013