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416684041 = 1921930739
BaseRepresentation
bin11000110101100…
…001100000001001
31002001001202001021
4120311201200021
51323132342131
6105202552441
713216520164
oct3065414011
91061052037
10416684041
111a4230984
12b7668721
1368433607
143d4a8adb
15268abe11
hex18d61809

416684041 has 4 divisors (see below), whose sum is σ = 438614800. Its totient is φ = 394753284.

The previous prime is 416684029. The next prime is 416684057. The reversal of 416684041 is 140486614.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-416684041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 416683988 and 416684006.

It is not an unprimeable number, because it can be changed into a prime (416684011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10965351 + ... + 10965388.

It is an arithmetic number, because the mean of its divisors is an integer number (109653700).

Almost surely, 2416684041 is an apocalyptic number.

It is an amenable number.

416684041 is a deficient number, since it is larger than the sum of its proper divisors (21930759).

416684041 is a wasteful number, since it uses less digits than its factorization.

416684041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21930758.

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 416684041 is about 20412.8401012696. The cubic root of 416684041 is about 746.9111724712.

The spelling of 416684041 in words is "four hundred sixteen million, six hundred eighty-four thousand, forty-one".

Divisors: 1 19 21930739 416684041