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423338357 = 13137251947
BaseRepresentation
bin11001001110111…
…010000101110101
31002111120211001102
4121032322011311
51331333311412
6110001335445
713330213421
oct3116720565
91074524042
10423338357
111a7a66412
12b9937585
1369923390
144031bb81
15272738c2
hex193ba175

423338357 has 16 divisors (see below), whose sum is σ = 461547072. Its totient is φ = 385968000.

The previous prime is 423338347. The next prime is 423338417. The reversal of 423338357 is 753833324.

It is a cyclic number.

It is not a de Polignac number, because 423338357 - 214 = 423321973 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 423338357.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423338347) 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, 446558 + ... + 447504.

It is an arithmetic number, because the mean of its divisors is an integer number (28846692).

Almost surely, 2423338357 is an apocalyptic number.

It is an amenable number.

423338357 is a deficient number, since it is larger than the sum of its proper divisors (38208715).

423338357 is a wasteful number, since it uses less digits than its factorization.

423338357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348.

The product of its digits is 181440, while the sum is 38.

The square root of 423338357 is about 20575.1878970764. The cubic root of 423338357 is about 750.8661737907.

The spelling of 423338357 in words is "four hundred twenty-three million, three hundred thirty-eight thousand, three hundred fifty-seven".

Divisors: 1 13 137 251 947 1781 3263 12311 34387 129739 237697 447031 1686607 3090061 32564489 423338357