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122404002423 = 3193527608857
BaseRepresentation
bin111000111111111011…
…0001101101001110111
3102200221112201120212020
41301333312031221313
54001140411034143
6132122010324223
711562166565553
oct1617766155167
9380845646766
10122404002423
1147a0296078a
121b880a29673
13b709274a01
145cd2728863
1532b606c883
hex1c7fd8da77

122404002423 has 16 divisors (see below), whose sum is σ = 171844081920. Its totient is φ = 77285745216.

The previous prime is 122404002379. The next prime is 122404002433. The reversal of 122404002423 is 324200404221.

It is not a de Polignac number, because 122404002423 - 214 = 122403986039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122404002393 and 122404002402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122404002433) 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, 103390 + ... + 505467.

It is an arithmetic number, because the mean of its divisors is an integer number (10740255120).

Almost surely, 2122404002423 is an apocalyptic number.

122404002423 is a deficient number, since it is larger than the sum of its proper divisors (49440079497).

122404002423 is a wasteful number, since it uses less digits than its factorization.

122404002423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612406.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 122404002423 its reverse (324200404221), we get a palindrome (446604406644).

The spelling of 122404002423 in words is "one hundred twenty-two billion, four hundred four million, two thousand, four hundred twenty-three".

Divisors: 1 3 19 57 3527 10581 67013 201039 608857 1826571 11568283 34704849 2147438639 6442315917 40801334141 122404002423