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1493900 = 225214939
BaseRepresentation
bin101101100101110001100
32210220020122
411230232030
5340301100
652004112
715461252
oct5545614
92726218
101493900
11930431
12600638
13403c85
142ac5d2
151e7985
hex16cb8c

1493900 has 18 divisors (see below), whose sum is σ = 3241980. Its totient is φ = 597520.

The previous prime is 1493879. The next prime is 1493903. The reversal of 1493900 is 93941.

It is a happy number.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1493900.

It is not an unprimeable number, because it can be changed into a prime (1493903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7370 + ... + 7569.

It is an arithmetic number, because the mean of its divisors is an integer number (180110).

21493900 is an apocalyptic number.

1493900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1493900 is an abundant number, since it is smaller than the sum of its proper divisors (1748080).

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

1493900 is a wasteful number, since it uses less digits than its factorization.

1493900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14953 (or 14946 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 1493900 is about 1222.2520198388. The cubic root of 1493900 is about 114.3160410589.

The spelling of 1493900 in words is "one million, four hundred ninety-three thousand, nine hundred".

Divisors: 1 2 4 5 10 20 25 50 100 14939 29878 59756 74695 149390 298780 373475 746950 1493900