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1880241 = 311227251
BaseRepresentation
bin111001011000010110001
310112112012120
413023002301
5440131431
6104144453
721660516
oct7130261
93475176
101880241
111074720
12768129
1350aa8c
1436d30d
15272196
hex1cb0b1

1880241 has 16 divisors (see below), whose sum is σ = 2757888. Its totient is φ = 1130000.

The previous prime is 1880233. The next prime is 1880257. The reversal of 1880241 is 1420881.

It is a cyclic number.

It is not a de Polignac number, because 1880241 - 23 = 1880233 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1880201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7366 + ... + 7616.

It is an arithmetic number, because the mean of its divisors is an integer number (172368).

21880241 is an apocalyptic number.

1880241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1880241 is a deficient number, since it is larger than the sum of its proper divisors (877647).

1880241 is a wasteful number, since it uses less digits than its factorization.

1880241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492.

The product of its (nonzero) digits is 512, while the sum is 24.

The square root of 1880241 is about 1371.2188009213. The cubic root of 1880241 is about 123.4253894330.

The spelling of 1880241 in words is "one million, eight hundred eighty thousand, two hundred forty-one".

Divisors: 1 3 11 33 227 251 681 753 2497 2761 7491 8283 56977 170931 626747 1880241