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23960121 = 319420353
BaseRepresentation
bin101101101100…
…1101000111001
31200002022002220
41123121220321
522113210441
62213314253
7410441403
oct133315071
950068086
1023960121
1112585659
128035989
134c6bab3
143279b73
152184466
hex16d9a39

23960121 has 8 divisors (see below), whose sum is σ = 33628320. Its totient is φ = 15132672.

The previous prime is 23960107. The next prime is 23960137. The reversal of 23960121 is 12106932.

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

It is not a de Polignac number, because 23960121 - 211 = 23958073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23960091 and 23960100.

It is not an unprimeable number, because it can be changed into a prime (23960161) 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, 210120 + ... + 210233.

It is an arithmetic number, because the mean of its divisors is an integer number (4203540).

Almost surely, 223960121 is an apocalyptic number.

It is an amenable number.

23960121 is a deficient number, since it is larger than the sum of its proper divisors (9668199).

23960121 is a wasteful number, since it uses less digits than its factorization.

23960121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420375.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 23960121 is about 4894.9076600075. The cubic root of 23960121 is about 288.2900602936.

The spelling of 23960121 in words is "twenty-three million, nine hundred sixty thousand, one hundred twenty-one".

Divisors: 1 3 19 57 420353 1261059 7986707 23960121