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384375061 = 731120627
BaseRepresentation
bin10110111010010…
…001100100010101
3222210021021110101
4112322101210111
51241400000221
6102050254101
712345064000
oct2672214425
9883237411
10384375061
11187a73744
12a8887331
1361830685
1439098537
1523b28d91
hex16e91915

384375061 has 8 divisors (see below), whose sum is σ = 448251200. Its totient is φ = 329464044.

The previous prime is 384375059. The next prime is 384375109. The reversal of 384375061 is 160573483.

It is not a de Polignac number, because 384375061 - 21 = 384375059 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 384375061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384375001) 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, 559971 + ... + 560656.

It is an arithmetic number, because the mean of its divisors is an integer number (56031400).

Almost surely, 2384375061 is an apocalyptic number.

It is an amenable number.

384375061 is a deficient number, since it is larger than the sum of its proper divisors (63876139).

384375061 is an equidigital number, since it uses as much as digits as its factorization.

384375061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120648 (or 1120634 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 384375061 is about 19605.4854823848. The cubic root of 384375061 is about 727.0848028614.

The spelling of 384375061 in words is "three hundred eighty-four million, three hundred seventy-five thousand, sixty-one".

Divisors: 1 7 49 343 1120627 7844389 54910723 384375061