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1032430340 = 225193267469
BaseRepresentation
bin111101100010011…
…010001100000100
32122221200220011202
4331202122030010
54103300232330
6250240322032
734404340664
oct7542321404
92587626152
101032430340
1148a864217
12249913318
13135b83436
149b1901a4
156098a445
hex3d89a304

1032430340 has 24 divisors (see below), whose sum is σ = 2179345560. Its totient is φ = 410830848.

The previous prime is 1032430331. The next prime is 1032430361. The reversal of 1032430340 is 430342301.

It can be written as a sum of positive squares in 4 ways, for example, as 350464 + 1032079876 = 592^2 + 32126^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129875 + ... + 137594.

It is an arithmetic number, because the mean of its divisors is an integer number (90806065).

Almost surely, 21032430340 is an apocalyptic number.

1032430340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1032430340 is an abundant number, since it is smaller than the sum of its proper divisors (1146915220).

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

1032430340 is a wasteful number, since it uses less digits than its factorization.

1032430340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267671 (or 267669 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1032430340 is about 32131.4540598461. The cubic root of 1032430340 is about 1010.6953157429.

Adding to 1032430340 its reverse (430342301), we get a palindrome (1462772641).

The spelling of 1032430340 in words is "one billion, thirty-two million, four hundred thirty thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 193 386 772 965 1930 3860 267469 534938 1069876 1337345 2674690 5349380 51621517 103243034 206486068 258107585 516215170 1032430340