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1289141414 = 21158597337
BaseRepresentation
bin100110011010110…
…1011110010100110
310022211202011120022
41030311223302212
510120010011124
6331530435142
743642343531
oct11465536246
93284664508
101289141414
11601761030
122bb892ab2
13177105692
14c32d5a18
1578297c5e
hex4cd6bca6

1289141414 has 8 divisors (see below), whose sum is σ = 2109504168. Its totient is φ = 585973360.

The previous prime is 1289141401. The next prime is 1289141423. The reversal of 1289141414 is 4141419821.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 29298647 + ... + 29298690.

It is an arithmetic number, because the mean of its divisors is an integer number (263688021).

Almost surely, 21289141414 is an apocalyptic number.

1289141414 is a deficient number, since it is larger than the sum of its proper divisors (820362754).

1289141414 is a wasteful number, since it uses less digits than its factorization.

1289141414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58597350.

The product of its digits is 9216, while the sum is 35.

The square root of 1289141414 is about 35904.6154971753. The cubic root of 1289141414 is about 1088.3456693205.

The spelling of 1289141414 in words is "one billion, two hundred eighty-nine million, one hundred forty-one thousand, four hundred fourteen".

Divisors: 1 2 11 22 58597337 117194674 644570707 1289141414