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122055504424 = 2372179562579
BaseRepresentation
bin111000110101100010…
…0110011001000101000
3102200001020222001110221
41301223010303020220
53444432202120144
6132023241015424
711550435445450
oct1615304631050
9380036861427
10122055504424
1147844172007
121b7a4184574
13b681cc6389
145c9c32cd60
15329567dd84
hex1c6b133228

122055504424 has 16 divisors (see below), whose sum is σ = 261547509600. Its totient is φ = 52309501872.

The previous prime is 122055504407. The next prime is 122055504427. The reversal of 122055504424 is 424405550221.

It is a self number, because there is not a number n which added to its sum of digits gives 122055504424.

It is not an unprimeable number, because it can be changed into a prime (122055504427) 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, 1089781234 + ... + 1089781345.

It is an arithmetic number, because the mean of its divisors is an integer number (16346719350).

Almost surely, 2122055504424 is an apocalyptic number.

122055504424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

122055504424 is an abundant number, since it is smaller than the sum of its proper divisors (139492005176).

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

122055504424 is a wasteful number, since it uses less digits than its factorization.

122055504424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2179562592 (or 2179562588 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 34.

The spelling of 122055504424 in words is "one hundred twenty-two billion, fifty-five million, five hundred four thousand, four hundred twenty-four".

Divisors: 1 2 4 7 8 14 28 56 2179562579 4359125158 8718250316 15256938053 17436500632 30513876106 61027752212 122055504424