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30113421154 = 271988723609
BaseRepresentation
bin11100000010111001…
…100101011101100010
32212201122201021221121
4130002321211131202
5443133013434104
621500043042454
72114144566525
oct340271453542
985648637847
1030113421154
1111853272023
125a04b1042a
132abba276cb
141659530bbc
15bb3a80254
hex702e65762

30113421154 has 16 divisors (see below), whose sum is σ = 45285868800. Its totient is φ = 15018181984.

The previous prime is 30113421131. The next prime is 30113421197. The reversal of 30113421154 is 45112431103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1263702 + ... + 1287310.

It is an arithmetic number, because the mean of its divisors is an integer number (2830366800).

Almost surely, 230113421154 is an apocalyptic number.

30113421154 is a deficient number, since it is larger than the sum of its proper divisors (15172447646).

30113421154 is a wasteful number, since it uses less digits than its factorization.

30113421154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25217.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 30113421154 its reverse (45112431103), we get a palindrome (75225852257).

The spelling of 30113421154 in words is "thirty billion, one hundred thirteen million, four hundred twenty-one thousand, one hundred fifty-four".

Divisors: 1 2 719 887 1438 1774 23609 47218 637753 1275506 16974871 20941183 33949742 41882366 15056710577 30113421154