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1401418 = 21036803
BaseRepresentation
bin101010110001001001010
32122012101101
411112021022
5324321133
650012014
714624524
oct5261112
92565341
101401418
118779a7
1257700a
133a0b55
14286a14
151ca37d
hex15624a

1401418 has 8 divisors (see below), whose sum is σ = 2122848. Its totient is φ = 693804.

The previous prime is 1401409. The next prime is 1401437. The reversal of 1401418 is 8141041.

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

It is a junction number, because it is equal to n+sod(n) for n = 1401395 and 1401404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3196 + ... + 3607.

It is an arithmetic number, because the mean of its divisors is an integer number (265356).

21401418 is an apocalyptic number.

1401418 is a deficient number, since it is larger than the sum of its proper divisors (721430).

1401418 is a wasteful number, since it uses less digits than its factorization.

1401418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6908.

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 1401418 is about 1183.8150193337. The cubic root of 1401418 is about 111.9066505333.

Adding to 1401418 its reverse (8141041), we get a palindrome (9542459).

It can be divided in two parts, 14014 and 18, that multiplied together give a palindrome (252252).

The spelling of 1401418 in words is "one million, four hundred one thousand, four hundred eighteen".

Divisors: 1 2 103 206 6803 13606 700709 1401418