Search a number
-
+
1955028 = 223197827
BaseRepresentation
bin111011101010011010100
310200022210110
413131103110
51000030103
6105523020
722421535
oct7352324
93608713
101955028
111115929
127a3470
13535b2a
1438c68c
15289403
hex1dd4d4

1955028 has 24 divisors (see below), whose sum is σ = 4590432. Its totient is φ = 647584.

The previous prime is 1955027. The next prime is 1955033. The reversal of 1955028 is 8205591.

It is a junction number, because it is equal to n+sod(n) for n = 1954986 and 1955004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1955021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1951 + ... + 2777.

It is an arithmetic number, because the mean of its divisors is an integer number (191268).

21955028 is an apocalyptic number.

It is an amenable number.

1955028 is an abundant number, since it is smaller than the sum of its proper divisors (2635404).

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

1955028 is a wasteful number, since it uses less digits than its factorization.

1955028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031 (or 1029 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 30.

The square root of 1955028 is about 1398.2231581547. The cubic root of 1955028 is about 125.0405841553.

The spelling of 1955028 in words is "one million, nine hundred fifty-five thousand, twenty-eight".

Divisors: 1 2 3 4 6 12 197 394 591 788 827 1182 1654 2364 2481 3308 4962 9924 162919 325838 488757 651676 977514 1955028