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416868945 = 3527791263
BaseRepresentation
bin11000110110001…
…110101001010001
31002001102010200120
4120312032221101
51323204301240
6105210540453
713221220233
oct3066165121
91061363616
10416868945
111a4347899
12b7737729
136849981c
143d516253
15268e6ad0
hex18d8ea51

416868945 has 8 divisors (see below), whose sum is σ = 666990336. Its totient is φ = 222330096.

The previous prime is 416868941. The next prime is 416868953. The reversal of 416868945 is 549868614.

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

It is not a de Polignac number, because 416868945 - 22 = 416868941 is a prime.

It is not an unprimeable number, because it can be changed into a prime (416868941) 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, 13895617 + ... + 13895646.

It is an arithmetic number, because the mean of its divisors is an integer number (83373792).

Almost surely, 2416868945 is an apocalyptic number.

It is an amenable number.

416868945 is a deficient number, since it is larger than the sum of its proper divisors (250121391).

416868945 is a wasteful number, since it uses less digits than its factorization.

416868945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27791271.

The product of its digits is 1658880, while the sum is 51.

The square root of 416868945 is about 20417.3687090183. The cubic root of 416868945 is about 747.0216370171.

The spelling of 416868945 in words is "four hundred sixteen million, eight hundred sixty-eight thousand, nine hundred forty-five".

Divisors: 1 3 5 15 27791263 83373789 138956315 416868945