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1253080 = 23531327
BaseRepresentation
bin100110001111011011000
32100122220101
410301323120
5310044310
642505144
713436203
oct4617330
92318811
101253080
11786504
125051b4
1334b48a
1424893a
1519b43a
hex131ed8

1253080 has 16 divisors (see below), whose sum is σ = 2819520. Its totient is φ = 501216.

The previous prime is 1253071. The next prime is 1253089. The reversal of 1253080 is 803521.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1253071) and next prime (1253089).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253089) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 15624 + ... + 15703.

It is an arithmetic number, because the mean of its divisors is an integer number (176220).

21253080 is an apocalyptic number.

1253080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1253080 is an abundant number, since it is smaller than the sum of its proper divisors (1566440).

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

1253080 is a wasteful number, since it uses less digits than its factorization.

1253080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31338 (or 31334 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1253080 is about 1119.4105591784. The cubic root of 1253080 is about 107.8101373843.

The spelling of 1253080 in words is "one million, two hundred fifty-three thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 31327 62654 125308 156635 250616 313270 626540 1253080