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141292428 = 22311774369
BaseRepresentation
bin10000110101111…
…11001110001100
3100211212101202220
420122333032030
5242132324203
622004215340
73333652164
oct1032771614
9324771686
10141292428
1172835102
123b39a550
13233706b4
1414a9d5a4
15c60e653
hex86bf38c

141292428 has 12 divisors (see below), whose sum is σ = 329682360. Its totient is φ = 47097472.

The previous prime is 141292421. The next prime is 141292439. The reversal of 141292428 is 824292141.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (141292421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5887173 + ... + 5887196.

It is an arithmetic number, because the mean of its divisors is an integer number (27473530).

Almost surely, 2141292428 is an apocalyptic number.

It is an amenable number.

141292428 is an abundant number, since it is smaller than the sum of its proper divisors (188389932).

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

141292428 is a wasteful number, since it uses less digits than its factorization.

141292428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11774376 (or 11774374 counting only the distinct ones).

The product of its digits is 9216, while the sum is 33.

The square root of 141292428 is about 11886.6491493608. The cubic root of 141292428 is about 520.8423575923.

The spelling of 141292428 in words is "one hundred forty-one million, two hundred ninety-two thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 12 11774369 23548738 35323107 47097476 70646214 141292428