Search a number
-
+
1306996030 = 25130699603
BaseRepresentation
bin100110111100111…
…0010110100111110
310101002100021111101
41031321302310332
510134042333110
6333405243314
744250166024
oct11571626476
93332307441
101306996030
1161084650a
1230586353a
1317aa17442
14c5822714
1579b2313a
hex4de72d3e

1306996030 has 8 divisors (see below), whose sum is σ = 2352592872. Its totient is φ = 522798408.

The previous prime is 1306996013. The next prime is 1306996049. The reversal of 1306996030 is 306996031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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, 65349792 + ... + 65349811.

It is an arithmetic number, because the mean of its divisors is an integer number (294074109).

Almost surely, 21306996030 is an apocalyptic number.

1306996030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1306996030 is a deficient number, since it is larger than the sum of its proper divisors (1045596842).

1306996030 is a wasteful number, since it uses less digits than its factorization.

1306996030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130699610.

The product of its (nonzero) digits is 26244, while the sum is 37.

The square root of 1306996030 is about 36152.4000586406. The cubic root of 1306996030 is about 1093.3471808387.

Subtracting from 1306996030 its reverse (306996031), we obtain a palindrome (999999999).

The spelling of 1306996030 in words is "one billion, three hundred six million, nine hundred ninety-six thousand, thirty".

Divisors: 1 2 5 10 130699603 261399206 653498015 1306996030