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423032123 = 2379232819
BaseRepresentation
bin11001001101101…
…111010100111011
31002111000020222102
4121031233110323
51331244011443
6105551014015
713324466543
oct3115572473
91074006872
10423032123
111a7877328
12b980a30b
1369846b87
144027c323
1527212cb8
hex1936f53b

423032123 has 8 divisors (see below), whose sum is σ = 447014400. Its totient is φ = 399515688.

The previous prime is 423032089. The next prime is 423032149. The reversal of 423032123 is 321230324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423032123 - 216 = 422966587 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423032095 and 423032104.

It is not an unprimeable number, because it can be changed into a prime (423032173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114593 + ... + 118226.

It is an arithmetic number, because the mean of its divisors is an integer number (55876800).

Almost surely, 2423032123 is an apocalyptic number.

423032123 is a deficient number, since it is larger than the sum of its proper divisors (23982277).

423032123 is a wasteful number, since it uses less digits than its factorization.

423032123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232921.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 423032123 is about 20567.7447232311. The cubic root of 423032123 is about 750.6850765548.

Adding to 423032123 its reverse (321230324), we get a palindrome (744262447).

The spelling of 423032123 in words is "four hundred twenty-three million, thirty-two thousand, one hundred twenty-three".

Divisors: 1 23 79 1817 232819 5354837 18392701 423032123