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385630212477 = 3486126443819
BaseRepresentation
bin1011001110010010101…
…10100001000101111101
31100212101020021112022010
411213021112201011331
522304232313244402
6453053413441433
736601163502516
oct5471126410575
91325336245263
10385630212477
111395aa224344
12628a2940279
132a4985387a3
141494394ba0d
15a0700bda6c
hex59c95a117d

385630212477 has 8 divisors (see below), whose sum is σ = 514279411360. Its totient is φ = 257033910960.

The previous prime is 385630212469. The next prime is 385630212479. The reversal of 385630212477 is 774212036583.

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

It is not a de Polignac number, because 385630212477 - 23 = 385630212469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385630212479) 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, 13207327 + ... + 13236492.

It is an arithmetic number, because the mean of its divisors is an integer number (64284926420).

Almost surely, 2385630212477 is an apocalyptic number.

It is an amenable number.

385630212477 is a deficient number, since it is larger than the sum of its proper divisors (128649198883).

385630212477 is a wasteful number, since it uses less digits than its factorization.

385630212477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26448683.

The product of its (nonzero) digits is 1693440, while the sum is 48.

The spelling of 385630212477 in words is "three hundred eighty-five billion, six hundred thirty million, two hundred twelve thousand, four hundred seventy-seven".

Divisors: 1 3 4861 14583 26443819 79331457 128543404159 385630212477