Search a number
-
+
438027751712060 = 225157951347270131
BaseRepresentation
bin110001110011000100100100…
…0100010101110010100111100
32010102221001012011002022121122
41203212021020202232110330
5424403121313414241220
64151335100545450112
7161156314012113446
oct14346111042562474
92112831164068548
10438027751712060
11117629587532a04
1241164867940938
1315a54abbc08843
147a24928c71496
1535991913dc425
hex18e62488ae53c

438027751712060 has 48 divisors (see below), whose sum is σ = 920462169432960. Its totient is φ = 175096079027520.

The previous prime is 438027751712039. The next prime is 438027751712071. The reversal of 438027751712060 is 60217157720834.

It is a super-2 number, since 2×4380277517120602 (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 438027751711993 and 438027751712011.

It is a congruent number.

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, 1621403195 + ... + 1621673325.

It is an arithmetic number, because the mean of its divisors is an integer number (19176295196520).

Almost surely, 2438027751712060 is an apocalyptic number.

It is an amenable number.

438027751712060 is an abundant number, since it is smaller than the sum of its proper divisors (482434417720900).

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

438027751712060 is a wasteful number, since it uses less digits than its factorization.

438027751712060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323066 (or 323064 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 53.

The spelling of 438027751712060 in words is "four hundred thirty-eight trillion, twenty-seven billion, seven hundred fifty-one million, seven hundred twelve thousand, sixty".

Divisors: 1 2 4 5 10 20 1579 3158 6316 7895 15790 31580 51347 102694 205388 256735 270131 513470 540262 1026940 1080524 1350655 2701310 5402620 81076913 162153826 324307652 405384565 426536849 810769130 853073698 1621538260 1706147396 2132684245 4265368490 8530736980 13870416457 27740832914 55481665828 69352082285 138704164570 277408329140 21901387585603 43802775171206 87605550342412 109506937928015 219013875856030 438027751712060