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423055121 = 1997229547
BaseRepresentation
bin11001001101110…
…100111100010001
31002111001102112012
4121031310330101
51331300230441
6105551312305
713324623566
oct3115647421
91074042465
10423055121
111a7892635
12b981b695
1369854498
144028686d
15272199eb
hex19374f11

423055121 has 8 divisors (see below), whose sum is σ = 449914080. Its totient is φ = 396655488.

The previous prime is 423055099. The next prime is 423055141. The reversal of 423055121 is 121550324.

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 423055121 - 222 = 418860817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423055141) 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, 112931 + ... + 116616.

It is an arithmetic number, because the mean of its divisors is an integer number (56239260).

Almost surely, 2423055121 is an apocalyptic number.

It is an amenable number.

423055121 is a deficient number, since it is larger than the sum of its proper divisors (26858959).

423055121 is a wasteful number, since it uses less digits than its factorization.

423055121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229663.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 423055121 is about 20568.3037949171. The cubic root of 423055121 is about 750.6986798894.

The spelling of 423055121 in words is "four hundred twenty-three million, fifty-five thousand, one hundred twenty-one".

Divisors: 1 19 97 1843 229547 4361393 22266059 423055121