Search a number
-
+
30790347836297 = 719474925667547
BaseRepresentation
bin1110000000000111011111…
…01111101100101110001001
311001000112021021120210001012
413000003233233230232021
513013432113021230142
6145252520204133305
76325346344222250
oct700035757545611
9131015237523035
1030790347836297
1198a1127718355
123553461237235
1314246957a784a
14786391855797
15385ddaa1a882
hex1c00efbecb89

30790347836297 has 16 divisors (see below), whose sum is σ = 37829126768640. Its totient is φ = 24470716368528.

The previous prime is 30790347836273. The next prime is 30790347836359. The reversal of 30790347836297 is 79263874309703.

It is a cyclic number.

It is not a de Polignac number, because 30790347836297 - 26 = 30790347836233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30790347836797) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2462827523 + ... + 2462840024.

It is an arithmetic number, because the mean of its divisors is an integer number (2364320423040).

Almost surely, 230790347836297 is an apocalyptic number.

It is an amenable number.

30790347836297 is a deficient number, since it is larger than the sum of its proper divisors (7038778932343).

30790347836297 is a wasteful number, since it uses less digits than its factorization.

30790347836297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4925667620.

The product of its (nonzero) digits is 288054144, while the sum is 68.

The spelling of 30790347836297 in words is "thirty trillion, seven hundred ninety billion, three hundred forty-seven million, eight hundred thirty-six thousand, two hundred ninety-seven".

Divisors: 1 7 19 47 133 329 893 6251 4925667547 34479672829 93587683393 231506374709 655113783751 1620544622963 4398621119471 30790347836297