Search a number
-
+
1902068 = 22767931
BaseRepresentation
bin111010000010111110100
310120122010222
413100113310
5441331233
6104433512
722111250
oct7202764
93518128
101902068
11108a063
12778898
135179ac
14377260
15278898
hex1d05f4

1902068 has 12 divisors (see below), whose sum is σ = 3804192. Its totient is φ = 815160.

The previous prime is 1902053. The next prime is 1902097. The reversal of 1902068 is 8602091.

1902068 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 33938 + ... + 33993.

It is an arithmetic number, because the mean of its divisors is an integer number (317016).

21902068 is an apocalyptic number.

It is an amenable number.

1902068 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1902068 is a wasteful number, since it uses less digits than its factorization.

1902068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67942 (or 67940 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 1902068 is about 1379.1548136449. The cubic root of 1902068 is about 123.9011525803.

The spelling of 1902068 in words is "one million, nine hundred two thousand, sixty-eight".

Divisors: 1 2 4 7 14 28 67931 135862 271724 475517 951034 1902068