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142431303204 = 22332617503939
BaseRepresentation
bin1000010010100110010…
…0010011011000100100
3111121122021121212202000
42010221210103120210
54313144403200304
6145233153045300
713201403046561
oct2045144233044
9447567555660
10142431303204
115544a837233
122372bb56830
131057b4bab48
146c724b9868
153a893cc939
hex2129913624

142431303204 has 48 divisors (see below), whose sum is σ = 369408177600. Its totient is φ = 47458865088.

The previous prime is 142431303181. The next prime is 142431303229. The reversal of 142431303204 is 402303134241.

142431303204 is a `hidden beast` number, since 1 + 4 + 24 + 313 + 0 + 320 + 4 = 666.

It is a super-2 number, since 2×1424313032042 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30667 + ... + 534605.

It is an arithmetic number, because the mean of its divisors is an integer number (7696003700).

Almost surely, 2142431303204 is an apocalyptic number.

It is an amenable number.

142431303204 is an abundant number, since it is smaller than the sum of its proper divisors (226976874396).

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

142431303204 is a wasteful number, since it uses less digits than its factorization.

142431303204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506569 (or 506561 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 142431303204 its reverse (402303134241), we get a palindrome (544734437445).

The spelling of 142431303204 in words is "one hundred forty-two billion, four hundred thirty-one million, three hundred three thousand, two hundred four".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 2617 5234 7851 10468 15702 23553 31404 47106 70659 94212 141318 282636 503939 1007878 1511817 2015756 3023634 4535451 6047268 9070902 13606353 18141804 27212706 54425412 1318808363 2637616726 3956425089 5275233452 7912850178 11869275267 15825700356 23738550534 35607825801 47477101068 71215651602 142431303204