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12522470284 = 2216773925367
BaseRepresentation
bin10111010100110010…
…11011101110001100
31012022201020101211201
423222121123232030
5201121223022114
65430331555244
7622214145502
oct135231335614
935281211751
1012522470284
1153466762a5
1225158bbb24
13124748653c
1486b182672
154d4576874
hex2ea65bb8c

12522470284 has 24 divisors (see below), whose sum is σ = 22076248320. Its totient is φ = 6215075856.

The previous prime is 12522470263. The next prime is 12522470287. The reversal of 12522470284 is 48207422521.

It is not an unprimeable number, because it can be changed into a prime (12522470287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 480969 + ... + 506335.

It is an arithmetic number, because the mean of its divisors is an integer number (919843680).

Almost surely, 212522470284 is an apocalyptic number.

It is an amenable number.

12522470284 is a deficient number, since it is larger than the sum of its proper divisors (9553778036).

12522470284 is a wasteful number, since it uses less digits than its factorization.

12522470284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26277 (or 26275 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 37.

The spelling of 12522470284 in words is "twelve billion, five hundred twenty-two million, four hundred seventy thousand, two hundred eighty-four".

Divisors: 1 2 4 167 334 668 739 1478 2956 25367 50734 101468 123413 246826 493652 4236289 8472578 16945156 18746213 37492426 74984852 3130617571 6261235142 12522470284