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130034452 = 2241792893
BaseRepresentation
bin1111100000000…
…10101100010100
3100001200102201211
413300002230110
5231242100302
620523031204
73136163122
oct760025424
9301612654
10130034452
1167445899
123766b504
1320c2b382
14133ac912
15b638ad7
hex7c02b14

130034452 has 12 divisors (see below), whose sum is σ = 233110836. Its totient is φ = 63431360.

The previous prime is 130034449. The next prime is 130034473. The reversal of 130034452 is 254430031.

It can be written as a sum of positive squares in 2 ways, for example, as 17589636 + 112444816 = 4194^2 + 10604^2 .

It is a congruent number.

It is an unprimeable number.

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, 396283 + ... + 396610.

It is an arithmetic number, because the mean of its divisors is an integer number (19425903).

Almost surely, 2130034452 is an apocalyptic number.

It is an amenable number.

130034452 is a deficient number, since it is larger than the sum of its proper divisors (103076384).

130034452 is a wasteful number, since it uses less digits than its factorization.

130034452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792938 (or 792936 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 130034452 is about 11403.2649710511. The cubic root of 130034452 is about 506.6244484290.

Adding to 130034452 its reverse (254430031), we get a palindrome (384464483).

The spelling of 130034452 in words is "one hundred thirty million, thirty-four thousand, four hundred fifty-two".

Divisors: 1 2 4 41 82 164 792893 1585786 3171572 32508613 65017226 130034452