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122770297130 = 25133532675317
BaseRepresentation
bin111001001010110101…
…1100001000100101010
3102201220001222021201212
41302111223201010222
54002413144002010
6132222213313122
711604235210265
oct1622553410452
9381801867655
10122770297130
11480806a5388
121b9636357a2
13b767114940
145d29237cdc
1532d82c4505
hex1c95ae112a

122770297130 has 32 divisors (see below), whose sum is σ = 238659768144. Its totient is φ = 45202139136.

The previous prime is 122770297121. The next prime is 122770297151. The reversal of 122770297130 is 31792077221.

It can be written as a sum of positive squares in 8 ways, for example, as 49018402801 + 73751894329 = 221401^2 + 271573^2 .

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 15 ways as a sum of consecutive naturals, for example, 1291769 + ... + 1383548.

Almost surely, 2122770297130 is an apocalyptic number.

122770297130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122770297130 is a deficient number, since it is larger than the sum of its proper divisors (115889471014).

122770297130 is a wasteful number, since it uses less digits than its factorization.

122770297130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675690.

The product of its (nonzero) digits is 74088, while the sum is 41.

The spelling of 122770297130 in words is "one hundred twenty-two billion, seven hundred seventy million, two hundred ninety-seven thousand, one hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 353 706 1765 3530 4589 9178 22945 45890 2675317 5350634 13376585 26753170 34779121 69558242 173895605 347791210 944386901 1888773802 4721934505 9443869010 12277029713 24554059426 61385148565 122770297130