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418687413 = 3294812499
BaseRepresentation
bin11000111101001…
…010100110110101
31002011211112011020
4120331022212311
51324140444123
6105313531353
713242533004
oct3075124665
91064745136
10418687413
111a537a061
12b8273b59
1368985441
143d86ac3b
1526b557e3
hex18f4a9b5

418687413 has 8 divisors (see below), whose sum is σ = 577500000. Its totient is φ = 269499888.

The previous prime is 418687411. The next prime is 418687429. The reversal of 418687413 is 314786814.

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

It is not a de Polignac number, because 418687413 - 21 = 418687411 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (418687411) 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, 2406163 + ... + 2406336.

It is an arithmetic number, because the mean of its divisors is an integer number (72187500).

Almost surely, 2418687413 is an apocalyptic number.

It is an amenable number.

418687413 is a deficient number, since it is larger than the sum of its proper divisors (158812587).

418687413 is a wasteful number, since it uses less digits than its factorization.

418687413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4812531.

The product of its digits is 129024, while the sum is 42.

The square root of 418687413 is about 20461.8526287333. The cubic root of 418687413 is about 748.1062820229.

The spelling of 418687413 in words is "four hundred eighteen million, six hundred eighty-seven thousand, four hundred thirteen".

Divisors: 1 3 29 87 4812499 14437497 139562471 418687413