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1880068 = 223071531
BaseRepresentation
bin111001011000000000100
310112111222011
413023000010
5440130233
6104144004
721660151
oct7130004
93474864
101880068
111074583
12768004
1350a988
1436d228
152720cd
hex1cb004

1880068 has 12 divisors (see below), whose sum is σ = 3302992. Its totient is φ = 936360.

The previous prime is 1880027. The next prime is 1880093. The reversal of 1880068 is 8600881.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463 + ... + 1993.

21880068 is an apocalyptic number.

It is an amenable number.

1880068 is a deficient number, since it is larger than the sum of its proper divisors (1422924).

1880068 is a wasteful number, since it uses less digits than its factorization.

1880068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1842 (or 1840 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 31.

The square root of 1880068 is about 1371.1557169045. The cubic root of 1880068 is about 123.4216038815.

The spelling of 1880068 in words is "one million, eight hundred eighty thousand, sixty-eight".

Divisors: 1 2 4 307 614 1228 1531 3062 6124 470017 940034 1880068