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142013200230 = 232511143447677
BaseRepresentation
bin1000010001000010100…
…1010111011101100110
3111120120010220001021200
42010100221113131212
54311320334401410
6145123455423330
713155135166506
oct2042051273546
9446503801250
10142013200230
1155255827290
1223633b24b46
13105129ab735
146c32b61a06
153a628403c0
hex2110a57766

142013200230 has 48 divisors (see below), whose sum is σ = 402801079824. Its totient is φ = 34427442240.

The previous prime is 142013200213. The next prime is 142013200243. The reversal of 142013200230 is 32002310241.

142013200230 is a `hidden beast` number, since 1 + 420 + 13 + 2 + 0 + 0 + 230 = 666.

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

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 71722849 + ... + 71724828.

It is an arithmetic number, because the mean of its divisors is an integer number (8391689163).

Almost surely, 2142013200230 is an apocalyptic number.

142013200230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142013200230 is an abundant number, since it is smaller than the sum of its proper divisors (260787879594).

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

142013200230 is a wasteful number, since it uses less digits than its factorization.

142013200230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143447701 (or 143447698 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 142013200230 its reverse (32002310241), we get a palindrome (174015510471).

It can be divided in two parts, 142013 and 200230, that added together give a palindrome (342243).

The spelling of 142013200230 in words is "one hundred forty-two billion, thirteen million, two hundred thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 90 99 110 165 198 330 495 990 143447677 286895354 430343031 717238385 860686062 1291029093 1434476770 1577924447 2151715155 2582058186 3155848894 4303430310 4733773341 6455145465 7889622235 9467546682 12910290930 14201320023 15779244470 23668866705 28402640046 47337733410 71006600115 142013200230