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1032131420 = 225296317417
BaseRepresentation
bin111101100001010…
…001001101011100
32122221010201010122
4331201101031130
54103211201140
6250230054112
734401654335
oct7541211534
92587121118
101032131420
1148a67a681
122497aa338
13135aaa368
149b11328c
156092bab5
hex3d85135c

1032131420 has 24 divisors (see below), whose sum is σ = 2168331984. Its totient is φ = 412689536.

The previous prime is 1032131411. The next prime is 1032131459. The reversal of 1032131420 is 241312301.

1032131420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50552 + ... + 67968.

It is an arithmetic number, because the mean of its divisors is an integer number (90347166).

Almost surely, 21032131420 is an apocalyptic number.

1032131420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1032131420 is an abundant number, since it is smaller than the sum of its proper divisors (1136200564).

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

1032131420 is a wasteful number, since it uses less digits than its factorization.

1032131420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20389 (or 20387 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1032131420 is about 32126.8022062576. The cubic root of 1032131420 is about 1010.5977639779.

Adding to 1032131420 its reverse (241312301), we get a palindrome (1273443721).

The spelling of 1032131420 in words is "one billion, thirty-two million, one hundred thirty-one thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 2963 5926 11852 14815 17417 29630 34834 59260 69668 87085 174170 348340 51606571 103213142 206426284 258032855 516065710 1032131420