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123000144254013 = 3135715523379777
BaseRepresentation
bin11011111101111000110011…
…111001111101010000111101
3121010111200212112111011200210
4123331320303321331100331
5112110213243412112023
61113333253004143033
734623316144450005
oct3375706371752075
9533450775434623
10123000144254013
1136212082908084
1211966303537a79
135382b2cac6280
14225334b197005
15e347b1891593
hex6fde33e7d43d

123000144254013 has 16 divisors (see below), whose sum is σ = 176924901048896. Its totient is φ = 75559835335680.

The previous prime is 123000144254011. The next prime is 123000144254051. The reversal of 123000144254013 is 310452441000321.

It is not a de Polignac number, because 123000144254013 - 21 = 123000144254011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123000144254011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2761667620 + ... + 2761712157.

It is an arithmetic number, because the mean of its divisors is an integer number (11057806315556).

Almost surely, 2123000144254013 is an apocalyptic number.

123000144254013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

123000144254013 is a deficient number, since it is larger than the sum of its proper divisors (53924756794883).

123000144254013 is a wasteful number, since it uses less digits than its factorization.

123000144254013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5523380364.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 123000144254013 its reverse (310452441000321), we get a palindrome (433452585254334).

The spelling of 123000144254013 in words is "one hundred twenty-three trillion, one hundred forty-four million, two hundred fifty-four thousand, thirteen".

Divisors: 1 3 13 39 571 1713 7423 22269 5523379777 16570139331 71803937101 215411811303 3153849852667 9461549558001 41000048084671 123000144254013