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126130546 = 2139453707
BaseRepresentation
bin1111000010010…
…01100101110010
322210100002120201
413201021211302
5224242134141
620303225414
73061043353
oct741114562
9283302521
10126130546
1165219823
12362a826a
1320192479
1412a73d2a
15b117031
hex7849972

126130546 has 8 divisors (see below), whose sum is σ = 190557360. Its totient is φ = 62611428.

The previous prime is 126130519. The next prime is 126130559. The reversal of 126130546 is 645031621.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 226576 + ... + 227131.

It is an arithmetic number, because the mean of its divisors is an integer number (23819670).

Almost surely, 2126130546 is an apocalyptic number.

126130546 is a deficient number, since it is larger than the sum of its proper divisors (64426814).

126130546 is a wasteful number, since it uses less digits than its factorization.

126130546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453848.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 126130546 is about 11230.7856359206. The cubic root of 126130546 is about 501.5028728869.

The spelling of 126130546 in words is "one hundred twenty-six million, one hundred thirty thousand, five hundred forty-six".

Divisors: 1 2 139 278 453707 907414 63065273 126130546