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122841838144 = 2619322272
BaseRepresentation
bin111001001100111110…
…0011011001001000000
3102202002001120221120001
41302121330123021000
54003040002310034
6132233250525344
711606064252544
oct1623174331100
9382061527501
10122841838144
1148108019193
121b983596854
13b778ba29bc
145d3493ba24
1532de706a14
hex1c99f1b240

122841838144 has 63 divisors (see below), whose sum is σ = 246118043577. Its totient is φ = 60833501184.

The previous prime is 122841838117. The next prime is 122841838159. The reversal of 122841838144 is 441838148221.

The square root of 122841838144 is 350488.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 29763150400 + 93078687744 = 172520^2 + 305088^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122841838094 and 122841838103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 541153359 + ... + 541153585.

Almost surely, 2122841838144 is an apocalyptic number.

122841838144 is the 350488-th square number.

It is an amenable number.

122841838144 is an abundant number, since it is smaller than the sum of its proper divisors (123276205433).

122841838144 is an frugal number, since it uses more digits than its factorization.

122841838144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852 (or 422 counting only the distinct ones).

The product of its digits is 393216, while the sum is 46.

The spelling of 122841838144 in words is "one hundred twenty-two billion, eight hundred forty-one million, eight hundred thirty-eight thousand, one hundred forty-four".

Divisors: 1 2 4 8 16 32 64 193 227 386 454 772 908 1544 1816 3088 3632 6176 7264 12352 14528 37249 43811 51529 74498 87622 103058 148996 175244 206116 297992 350488 412232 595984 700976 824464 1191968 1401952 1648928 2383936 2803904 3297856 8455523 9945097 16911046 19890194 33822092 39780388 67644184 79560776 135288368 159121552 270576736 318243104 541153472 636486208 1919403721 3838807442 7677614884 15355229768 30710459536 61420919072 122841838144