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1160420 = 225173413
BaseRepresentation
bin100011011010011100100
32011221210112
410123103210
5244113140
640512152
712602102
oct4332344
92157715
101160420
11722928
1247b658
13318251
14222c72
1517dc65
hex11b4e4

1160420 has 24 divisors (see below), whose sum is σ = 2580984. Its totient is φ = 436736.

The previous prime is 1160413. The next prime is 1160429. The reversal of 1160420 is 240611.

It can be written as a sum of positive squares in 4 ways, for example, as 529984 + 630436 = 728^2 + 794^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1160395 and 1160404.

It is not an unprimeable number, because it can be changed into a prime (1160429) 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, 1367 + ... + 2046.

It is an arithmetic number, because the mean of its divisors is an integer number (107541).

21160420 is an apocalyptic number.

1160420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1160420 is an abundant number, since it is smaller than the sum of its proper divisors (1420564).

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

1160420 is a wasteful number, since it uses less digits than its factorization.

1160420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3439 (or 3437 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1160420 is about 1077.2279238861. The cubic root of 1160420 is about 105.0844369939.

The spelling of 1160420 in words is "one million, one hundred sixty thousand, four hundred twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 3413 6826 13652 17065 34130 58021 68260 116042 232084 290105 580210 1160420