Search a number
-
+
385675624881318 = 23909163949110567
BaseRepresentation
bin101011110110001010001101…
…0100111101001110010100110
31212120120020012102022210211210
41113230110122213221302212
5401022402134432200233
63444132534111212250
7144144100343243262
oct12754243247516246
91776506172283753
10385675624881318
11101985128780332
123730a62a517086
131372809485c775
146b34b2aab30a2
152e8c494b84163
hex15ec51a9e9ca6

385675624881318 has 32 divisors (see below), whose sum is σ = 771455138054400. Its totient is φ = 128541227646240.

The previous prime is 385675624881307. The next prime is 385675624881347. The reversal of 385675624881318 is 813188426576583.

It is a Smith number, since the sum of its digits (75) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 385675624881318.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3488106871 + ... + 3488217437.

It is an arithmetic number, because the mean of its divisors is an integer number (24107973064200).

Almost surely, 2385675624881318 is an apocalyptic number.

385675624881318 is an abundant number, since it is smaller than the sum of its proper divisors (385779513173082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

385675624881318 is a wasteful number, since it uses less digits than its factorization.

385675624881318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183612.

The product of its digits is 1857945600, while the sum is 75.

The spelling of 385675624881318 in words is "three hundred eighty-five trillion, six hundred seventy-five billion, six hundred twenty-four million, eight hundred eighty-one thousand, three hundred eighteen".

Divisors: 1 2 3 6 9091 18182 27273 54546 63949 110567 127898 191847 221134 331701 383694 663402 581360359 1005164597 1162720718 1744081077 2010329194 3015493791 3488162154 6030987582 7070649083 14141298166 21211947249 42423894498 64279270813553 128558541627106 192837812440659 385675624881318