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28419308482 = 219943379283
BaseRepresentation
bin11010011101111011…
…000011101111000010
32201100120221110020211
4122131323003233002
5431200320332412
621020004224334
72024154064525
oct323573035702
981316843224
1028419308482
1111063a60104
12561169b0aa
1328aba5ca86
14153853cbbc
15b14e90ca7
hex69dec3bc2

28419308482 has 16 divisors (see below), whose sum is σ = 44877915360. Its totient is φ = 13460180832.

The previous prime is 28419308471. The next prime is 28419308537. The reversal of 28419308482 is 28480391482.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318813 + ... + 398095.

It is an arithmetic number, because the mean of its divisors is an integer number (2804869710).

Almost surely, 228419308482 is an apocalyptic number.

28419308482 is a deficient number, since it is larger than the sum of its proper divisors (16458606878).

28419308482 is a wasteful number, since it uses less digits than its factorization.

28419308482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88737.

The product of its (nonzero) digits is 884736, while the sum is 49.

The spelling of 28419308482 in words is "twenty-eight billion, four hundred nineteen million, three hundred eight thousand, four hundred eighty-two".

Divisors: 1 2 19 38 9433 18866 79283 158566 179227 358454 1506377 3012754 747876539 1495753078 14209654241 28419308482