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423005215053 = 31719941679497
BaseRepresentation
bin1100010011111010001…
…00110101100101001101
31111102211221221101021210
412021331010311211031
523412303313340203
6522154221445033
742363315000561
oct6117504654515
91442757841253
10423005215053
11153439463a23
1269b93710779
1330b73805125
141668b64b6a1
15b00b3d8803
hex627d13594d

423005215053 has 16 divisors (see below), whose sum is σ = 600184771200. Its totient is φ = 264081286656.

The previous prime is 423005215043. The next prime is 423005215063. The reversal of 423005215053 is 350512500324.

It is an interprime number because it is at equal distance from previous prime (423005215043) and next prime (423005215063).

It is not a de Polignac number, because 423005215053 - 25 = 423005215021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423005215053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423005215043) 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, 20829600 + ... + 20849897.

It is an arithmetic number, because the mean of its divisors is an integer number (37511548200).

Almost surely, 2423005215053 is an apocalyptic number.

It is an amenable number.

423005215053 is a deficient number, since it is larger than the sum of its proper divisors (177179556147).

423005215053 is a wasteful number, since it uses less digits than its factorization.

423005215053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41679716.

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 423005215053 its reverse (350512500324), we get a palindrome (773517715377).

The spelling of 423005215053 in words is "four hundred twenty-three billion, five million, two hundred fifteen thousand, fifty-three".

Divisors: 1 3 17 51 199 597 3383 10149 41679497 125038491 708551449 2125654347 8294219903 24882659709 141001738351 423005215053