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19425769914354 = 234197727036561
BaseRepresentation
bin1000110101010111010100…
…00111010111111111110010
32112210002022022020201220220
410122223222013113333302
510021232434044224404
6105152024150313510
74043315454565326
oct432535207277762
975702268221826
1019425769914354
11620a471762621
122218a17058896
13aabac453a97b
144b22d86d7986
1523a4975bd4d9
hex11aaea1d7ff2

19425769914354 has 16 divisors (see below), whose sum is σ = 38944264272480. Its totient is φ = 6459802564160.

The previous prime is 19425769914347. The next prime is 19425769914401. The reversal of 19425769914354 is 45341996752491.

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, 3863515767 + ... + 3863520794.

It is an arithmetic number, because the mean of its divisors is an integer number (2434016517030).

Almost surely, 219425769914354 is an apocalyptic number.

19425769914354 is an abundant number, since it is smaller than the sum of its proper divisors (19518494358126).

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

19425769914354 is a wasteful number, since it uses less digits than its factorization.

19425769914354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7727036985.

The product of its digits is 293932800, while the sum is 69.

The spelling of 19425769914354 in words is "nineteen trillion, four hundred twenty-five billion, seven hundred sixty-nine million, nine hundred fourteen thousand, three hundred fifty-four".

Divisors: 1 2 3 6 419 838 1257 2514 7727036561 15454073122 23181109683 46362219366 3237628319059 6475256638118 9712884957177 19425769914354