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384197061 = 3277462331
BaseRepresentation
bin10110111001100…
…110000111000101
3222202221020021210
4112321212013011
51241323301221
6102042402033
712343423023
oct2671460705
9882836253
10384197061
11187961a36
12a8800319
136179a651
143904d713
1523ae1276
hex16e661c5

384197061 has 8 divisors (see below), whose sum is σ = 514113184. Its totient is φ = 255206160.

The previous prime is 384197057. The next prime is 384197071. The reversal of 384197061 is 160791483.

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

It is not a de Polignac number, because 384197061 - 22 = 384197057 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 (384197071) 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, 230335 + ... + 231996.

It is an arithmetic number, because the mean of its divisors is an integer number (64264148).

Almost surely, 2384197061 is an apocalyptic number.

It is an amenable number.

384197061 is a deficient number, since it is larger than the sum of its proper divisors (129916123).

384197061 is a wasteful number, since it uses less digits than its factorization.

384197061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462611.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 384197061 is about 19600.9454108724. The cubic root of 384197061 is about 726.9725504540.

The spelling of 384197061 in words is "three hundred eighty-four million, one hundred ninety-seven thousand, sixty-one".

Divisors: 1 3 277 831 462331 1386993 128065687 384197061