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417630141 = 3341377263
BaseRepresentation
bin11000111001001…
…000011110111101
31002002211210212000
4120321020132331
51323403131031
6105235132513
713230540405
oct3071103675
91062753760
10417630141
111a4817785
12b7a44139
13686a5136
143d673805
15269e73e6
hex18e487bd

417630141 has 16 divisors (see below), whose sum is σ = 633803520. Its totient is φ = 271628640.

The previous prime is 417630133. The next prime is 417630149. The reversal of 417630141 is 141036714.

It is a happy number.

417630141 is a `hidden beast` number, since 4 + 17 + 630 + 14 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (417630133) and next prime (417630149).

It is not a de Polignac number, because 417630141 - 23 = 417630133 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (417630149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187525 + ... + 189738.

It is an arithmetic number, because the mean of its divisors is an integer number (39612720).

Almost surely, 2417630141 is an apocalyptic number.

417630141 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

417630141 is a deficient number, since it is larger than the sum of its proper divisors (216173379).

417630141 is a wasteful number, since it uses less digits than its factorization.

417630141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377313 (or 377307 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 417630141 is about 20436.0011009982. The cubic root of 417630141 is about 747.4760437209.

Adding to 417630141 its reverse (141036714), we get a palindrome (558666855).

The spelling of 417630141 in words is "four hundred seventeen million, six hundred thirty thousand, one hundred forty-one".

Divisors: 1 3 9 27 41 123 369 1107 377263 1131789 3395367 10186101 15467783 46403349 139210047 417630141