Search a number
-
+
124400430014112 = 253578925678969
BaseRepresentation
bin11100010010010000111011…
…011100001101111010100000
3121022110120020212012002100000
4130102100323130031322200
5112301134040040422422
61120324434003500000
735126430424150620
oct3422207334157240
9538416225162300
10124400430014112
1136701a206a313a
1211b51778387600
135454baa983555
1422a102770a880
15e5ae19b4acac
hex71243b70dea0

124400430014112 has 288 divisors, whose sum is σ = 423986500828800. Its totient is φ = 35143619309568.

The previous prime is 124400430013999. The next prime is 124400430014117. The reversal of 124400430014112 is 211410034004421.

124400430014112 is a `hidden beast` number, since 1 + 244 + 0 + 0 + 4 + 3 + 0 + 0 + 1 + 411 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

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

It is not an unprimeable number, because it can be changed into a prime (124400430014117) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7995037 + ... + 17683932.

It is an arithmetic number, because the mean of its divisors is an integer number (1472175350100).

Almost surely, 2124400430014112 is an apocalyptic number.

124400430014112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

124400430014112 is an abundant number, since it is smaller than the sum of its proper divisors (299586070814688).

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

124400430014112 is an equidigital number, since it uses as much as digits as its factorization.

124400430014112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25679090 (or 25679070 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 124400430014112 its reverse (211410034004421), we get a palindrome (335810464018533).

The spelling of 124400430014112 in words is "one hundred twenty-four trillion, four hundred billion, four hundred thirty million, fourteen thousand, one hundred twelve".