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42222691344 = 2431078220929
BaseRepresentation
bin100111010100101010…
…110010010000010000
311000222120102221211010
4213110222302100100
51142433002110334
631221414450520
73023213645331
oct472452622020
9130876387733
1042222691344
11169a7676a39
128224363a40
133c9b6ca342
142087874288
151171bd70e9
hex9d4ab2410

42222691344 has 40 divisors (see below), whose sum is σ = 110094694560. Its totient is φ = 13942693888.

The previous prime is 42222691339. The next prime is 42222691361. The reversal of 42222691344 is 44319622224.

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, 4105329 + ... + 4115600.

It is an arithmetic number, because the mean of its divisors is an integer number (2752367364).

Almost surely, 242222691344 is an apocalyptic number.

It is an amenable number.

42222691344 is an abundant number, since it is smaller than the sum of its proper divisors (67872003216).

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

42222691344 is a wasteful number, since it uses less digits than its factorization.

42222691344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8221047 (or 8221041 counting only the distinct ones).

The product of its digits is 165888, while the sum is 39.

The spelling of 42222691344 in words is "forty-two billion, two hundred twenty-two million, six hundred ninety-one thousand, three hundred forty-four".

Divisors: 1 2 3 4 6 8 12 16 24 48 107 214 321 428 642 856 1284 1712 2568 5136 8220929 16441858 24662787 32883716 49325574 65767432 98651148 131534864 197302296 394604592 879639403 1759278806 2638918209 3518557612 5277836418 7037115224 10555672836 14074230448 21111345672 42222691344