Search a number
-
+
30414121311 = 379291558979
BaseRepresentation
bin11100010100110100…
…101010100101011111
32220111121112110000110
4130110310222211133
5444242003340221
621545544101103
72124455523420
oct342464524537
986447473013
1030414121311
1111997a84552
125a89764793
132b3910c0b2
141687447647
15bd017b776
hex714d2a95f

30414121311 has 16 divisors (see below), whose sum is σ = 46395244800. Its totient is φ = 17360779008.

The previous prime is 30414121301. The next prime is 30414121343. The reversal of 30414121311 is 11312141403.

It is not a de Polignac number, because 30414121311 - 26 = 30414121247 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30414121301) 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 15 ways as a sum of consecutive naturals, for example, 759981 + ... + 798998.

It is an arithmetic number, because the mean of its divisors is an integer number (2899702800).

Almost surely, 230414121311 is an apocalyptic number.

30414121311 is a deficient number, since it is larger than the sum of its proper divisors (15981123489).

30414121311 is a wasteful number, since it uses less digits than its factorization.

30414121311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1559918.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 30414121311 its reverse (11312141403), we get a palindrome (41726262714).

The spelling of 30414121311 in words is "thirty billion, four hundred fourteen million, one hundred twenty-one thousand, three hundred eleven".

Divisors: 1 3 7 21 929 2787 6503 19509 1558979 4676937 10912853 32738559 1448291491 4344874473 10138040437 30414121311