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122214151530 = 23251368199257
BaseRepresentation
bin111000111010010000…
…1111111010101101010
3102200110022111011101200
41301310201333111222
54000243310322110
6132051105225030
711554403101452
oct1616441772552
9380408434350
10122214151530
114791577aa19
121b829332176
13b6a8b320c3
145cb5428d62
1532a456a6c0
hex1c7487f56a

122214151530 has 48 divisors (see below), whose sum is σ = 317783221704. Its totient is φ = 32587729920.

The previous prime is 122214151519. The next prime is 122214151603. The reversal of 122214151530 is 35151412221.

It is a happy number.

122214151530 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 141 + 515 + 3 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 107500704129 + 14713447401 = 327873^2 + 121299^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122214151494 and 122214151503.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1181662 + ... + 1280918.

Almost surely, 2122214151530 is an apocalyptic number.

122214151530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122214151530 is an abundant number, since it is smaller than the sum of its proper divisors (195569070174).

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

122214151530 is a wasteful number, since it uses less digits than its factorization.

122214151530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112951 (or 112948 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 122214151530 its reverse (35151412221), we get a palindrome (157365563751).

The spelling of 122214151530 in words is "one hundred twenty-two billion, two hundred fourteen million, one hundred fifty-one thousand, five hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 13681 27362 41043 68405 82086 99257 123129 136810 198514 205215 246258 297771 410430 496285 595542 615645 893313 992570 1231290 1488855 1786626 2977710 4466565 8933130 1357935017 2715870034 4073805051 6789675085 8147610102 12221415153 13579350170 20369025255 24442830306 40738050510 61107075765 122214151530