Search a number
-
+
1013401213 = 1192127383
BaseRepresentation
bin111100011001110…
…100011001111101
32121121220010010021
4330121310121331
54033412314323
6244320412141
734053524326
oct7431643175
92547803107
101013401213
11480047370
12243477051
13131c4cbb6
149883944d
155de7c05d
hex3c67467d

1013401213 has 4 divisors (see below), whose sum is σ = 1105528608. Its totient is φ = 921273820.

The previous prime is 1013401189. The next prime is 1013401217. The reversal of 1013401213 is 3121043101.

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-1013401213 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 (1013401217) 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, 46063681 + ... + 46063702.

It is an arithmetic number, because the mean of its divisors is an integer number (276382152).

Almost surely, 21013401213 is an apocalyptic number.

It is an amenable number.

1013401213 is a deficient number, since it is larger than the sum of its proper divisors (92127395).

1013401213 is an equidigital number, since it uses as much as digits as its factorization.

1013401213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92127394.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1013401213 is about 31833.9631997023. The cubic root of 1013401213 is about 1004.4472635276.

Adding to 1013401213 its reverse (3121043101), we get a palindrome (4134444314).

The spelling of 1013401213 in words is "one billion, thirteen million, four hundred one thousand, two hundred thirteen".

Divisors: 1 11 92127383 1013401213