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141421002440 = 2354861972719
BaseRepresentation
bin1000001110110101011…
…0010011111011001000
3111112000212120021122012
42003231112103323020
54304112234034230
6144545022515052
713134354454364
oct2035526237310
9445025507565
10141421002440
1154a81518323
12234a9735a88
131044a0b5243
146bb824a2a4
153a2a864395
hex20ed593ec8

141421002440 has 32 divisors (see below), whose sum is σ = 318208176000. Its totient is φ = 56566459584.

The previous prime is 141421002421. The next prime is 141421002461. The reversal of 141421002440 is 44200124141.

141421002440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1414210024402 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1908401 + ... + 1981119.

It is an arithmetic number, because the mean of its divisors is an integer number (9944005500).

Almost surely, 2141421002440 is an apocalyptic number.

141421002440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

141421002440 is an abundant number, since it is smaller than the sum of its proper divisors (176787173560).

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

141421002440 is a wasteful number, since it uses less digits than its factorization.

141421002440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121349 (or 121345 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 141421002440 its reverse (44200124141), we get a palindrome (185621126581).

The spelling of 141421002440 in words is "one hundred forty-one billion, four hundred twenty-one million, two thousand, four hundred forty".