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1404030 = 235172753
BaseRepresentation
bin101010110110001111110
32122022222010
411112301332
5324412110
650032050
714635245
oct5266176
92568863
101404030
11879961
12578626
133a20b4
1428795c
151cb020
hex156c7e

1404030 has 32 divisors (see below), whose sum is σ = 3569184. Its totient is φ = 352256.

The previous prime is 1403981. The next prime is 1404059. The reversal of 1404030 is 304041.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1403997 and 1404015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 867 + ... + 1886.

It is an arithmetic number, because the mean of its divisors is an integer number (111537).

21404030 is an apocalyptic number.

1404030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1404030 is an abundant number, since it is smaller than the sum of its proper divisors (2165154).

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

1404030 is a wasteful number, since it uses less digits than its factorization.

1404030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2780.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1404030 is about 1184.9177186624. The cubic root of 1404030 is about 111.9761322440.

Adding to 1404030 its reverse (304041), we get a palindrome (1708071).

The spelling of 1404030 in words is "one million, four hundred four thousand, thirty".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 85 102 170 255 510 2753 5506 8259 13765 16518 27530 41295 46801 82590 93602 140403 234005 280806 468010 702015 1404030