Search a number
-
+
1930852 = 227116269
BaseRepresentation
bin111010111011001100100
310122002122001
413113121210
5443241402
6105215044
722261210
oct7273144
93562561
101930852
1110a9750
12791484
13527b21
14383940
15282187
hex1d7664

1930852 has 24 divisors (see below), whose sum is σ = 4213440. Its totient is φ = 752160.

The previous prime is 1930823. The next prime is 1930879. The reversal of 1930852 is 2580391.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 1930852.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2827 + ... + 3442.

It is an arithmetic number, because the mean of its divisors is an integer number (175560).

21930852 is an apocalyptic number.

It is an amenable number.

1930852 is an abundant number, since it is smaller than the sum of its proper divisors (2282588).

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

1930852 is a wasteful number, since it uses less digits than its factorization.

1930852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6291 (or 6289 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1930852 is about 1389.5510066205. The cubic root of 1930852 is about 124.5230249400.

The spelling of 1930852 in words is "one million, nine hundred thirty thousand, eight hundred fifty-two".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 6269 12538 25076 43883 68959 87766 137918 175532 275836 482713 965426 1930852