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122663336145 = 3571168222249
BaseRepresentation
bin111001000111101001…
…1011111100011010001
3102201121121201002211220
41302033103133203101
54002203303224040
6132203432555253
711601466103550
oct1621723374321
9381547632756
10122663336145
1148026289a79
121b933852b29
13b74ac0490c
145d18d53d97
1532cdbe72d0
hex1c8f4df8d1

122663336145 has 16 divisors (see below), whose sum is σ = 224298672000. Its totient is φ = 56074667904.

The previous prime is 122663336123. The next prime is 122663336149. The reversal of 122663336145 is 541633366221.

It is not a de Polignac number, because 122663336145 - 25 = 122663336113 is a prime.

It is a super-2 number, since 2×1226633361452 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122663336097 and 122663336106.

It is not an unprimeable number, because it can be changed into a prime (122663336149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 584111020 + ... + 584111229.

It is an arithmetic number, because the mean of its divisors is an integer number (14018667000).

Almost surely, 2122663336145 is an apocalyptic number.

122663336145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122663336145 is a deficient number, since it is larger than the sum of its proper divisors (101635335855).

122663336145 is a wasteful number, since it uses less digits than its factorization.

122663336145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168222264.

The product of its digits is 466560, while the sum is 42.

The spelling of 122663336145 in words is "one hundred twenty-two billion, six hundred sixty-three million, three hundred thirty-six thousand, one hundred forty-five".

Divisors: 1 3 5 7 15 21 35 105 1168222249 3504666747 5841111245 8177555743 17523333735 24532667229 40887778715 122663336145