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30204022320 = 2432541950031
BaseRepresentation
bin11100001000010011…
…001100111000110000
32212221222012022101100
4130020103030320300
5443324212203240
621513041004400
72116324645053
oct341023147060
985858168340
1030204022320
111189a42401a
125a2b323700
132b0472a174
141667596a9a
15bbb9c9e30
hex7084cce30

30204022320 has 60 divisors (see below), whose sum is σ = 101435177376. Its totient is φ = 8054405760.

The previous prime is 30204022307. The next prime is 30204022333. The reversal of 30204022320 is 2322040203.

30204022320 is a `hidden beast` number, since 30 + 2 + 0 + 402 + 232 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (30204022307) and next prime (30204022333).

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 30204022293 and 30204022302.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20974296 + ... + 20975735.

Almost surely, 230204022320 is an apocalyptic number.

30204022320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30204022320 is an abundant number, since it is smaller than the sum of its proper divisors (71231155056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30204022320 is a wasteful number, since it uses less digits than its factorization.

30204022320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41950050 (or 41950041 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 30204022320 its reverse (2322040203), we get a palindrome (32526062523).

The spelling of 30204022320 in words is "thirty billion, two hundred four million, twenty-two thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 144 180 240 360 720 41950031 83900062 125850093 167800124 209750155 251700186 335600248 377550279 419500310 503400372 629250465 671200496 755100558 839000620 1006800744 1258500930 1510201116 1678001240 1887751395 2013601488 2517001860 3020402232 3356002480 3775502790 5034003720 6040804464 7551005580 10068007440 15102011160 30204022320