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12426370148 = 227334238189
BaseRepresentation
bin10111001001010101…
…10101110001100100
31012002000102000020102
423210222311301210
5200422122321043
65413020123232
7616636255253
oct134452656144
935060360212
1012426370148
1152a73a88a5
1224a9696518
1312305a9b5a
1485c4c879a
154cade26b8
hex2e4ab5c64

12426370148 has 12 divisors (see below), whose sum is σ = 21775820220. Its totient is φ = 6204707232.

The previous prime is 12426370147. The next prime is 12426370183. The reversal of 12426370148 is 84107362421.

12426370148 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6692548864 + 5733821284 = 81808^2 + 75722^2 .

It is not an unprimeable number, because it can be changed into a prime (12426370141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2116163 + ... + 2122026.

It is an arithmetic number, because the mean of its divisors is an integer number (1814651685).

Almost surely, 212426370148 is an apocalyptic number.

It is an amenable number.

12426370148 is a deficient number, since it is larger than the sum of its proper divisors (9349450072).

12426370148 is a wasteful number, since it uses less digits than its factorization.

12426370148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4238926 (or 4238924 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The spelling of 12426370148 in words is "twelve billion, four hundred twenty-six million, three hundred seventy thousand, one hundred forty-eight".

Divisors: 1 2 4 733 1466 2932 4238189 8476378 16952756 3106592537 6213185074 12426370148