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1910242 = 223131317
BaseRepresentation
bin111010010010111100010
310121001100201
413102113202
5442111432
6104535414
722144135
oct7222742
93531321
101910242
111095214
1278156a
1351b629
1437a21c
1527aee7
hex1d25e2

1910242 has 16 divisors (see below), whose sum is σ = 3022272. Its totient is φ = 903760.

The previous prime is 1910179. The next prime is 1910257. The reversal of 1910242 is 2420191.

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 7 ways as a sum of consecutive naturals, for example, 5868 + ... + 6184.

It is an arithmetic number, because the mean of its divisors is an integer number (188892).

21910242 is an apocalyptic number.

1910242 is a deficient number, since it is larger than the sum of its proper divisors (1112030).

1910242 is a wasteful number, since it uses less digits than its factorization.

1910242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1910242 is about 1382.1150458627. The cubic root of 1910242 is about 124.0783843633.

The spelling of 1910242 in words is "one million, nine hundred ten thousand, two hundred forty-two".

Divisors: 1 2 23 46 131 262 317 634 3013 6026 7291 14582 41527 83054 955121 1910242