Search a number
-
+
1292183410421 = 12710174672523
BaseRepresentation
bin10010110011011100001…
…000100001011011110101
311120112100111001120010102
4102303130020201123311
5132132342423113141
62425342035003445
7162233336522441
oct22633410413365
94515314046112
101292183410421
11459014936802
1218a525739585
1394b108805c7
14467833c5821
152392caa899b
hex12cdc2216f5

1292183410421 has 4 divisors (see below), whose sum is σ = 1302358083072. Its totient is φ = 1282008737772.

The previous prime is 1292183410403. The next prime is 1292183410459. The reversal of 1292183410421 is 1240143812921.

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 a de Polignac number, because none of the positive numbers 2k-1292183410421 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 (1292183413421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5087336135 + ... + 5087336388.

It is an arithmetic number, because the mean of its divisors is an integer number (325589520768).

Almost surely, 21292183410421 is an apocalyptic number.

It is an amenable number.

1292183410421 is a deficient number, since it is larger than the sum of its proper divisors (10174672651).

1292183410421 is a wasteful number, since it uses less digits than its factorization.

1292183410421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10174672650.

The product of its (nonzero) digits is 27648, while the sum is 38.

The spelling of 1292183410421 in words is "one trillion, two hundred ninety-two billion, one hundred eighty-three million, four hundred ten thousand, four hundred twenty-one".

Divisors: 1 127 10174672523 1292183410421