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1955214 = 232195717
BaseRepresentation
bin111011101010110001110
310200100001100
413131112032
51000031324
6105523530
722422222
oct7352616
93610040
101955214
111115a88
127a35a6
13535c41
1438c782
152894c9
hex1dd58e

1955214 has 24 divisors (see below), whose sum is σ = 4460040. Its totient is φ = 617328.

The previous prime is 1955203. The next prime is 1955237. The reversal of 1955214 is 4125591.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2517 + ... + 3200.

It is an arithmetic number, because the mean of its divisors is an integer number (185835).

21955214 is an apocalyptic number.

1955214 is an abundant number, since it is smaller than the sum of its proper divisors (2504826).

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

1955214 is a wasteful number, since it uses less digits than its factorization.

1955214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5744 (or 5741 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

The square root of 1955214 is about 1398.2896695606. The cubic root of 1955214 is about 125.0445494542.

The spelling of 1955214 in words is "one million, nine hundred fifty-five thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 18 19 38 57 114 171 342 5717 11434 17151 34302 51453 102906 108623 217246 325869 651738 977607 1955214