Search a number
-
+
108006486648 = 23317318783063
BaseRepresentation
bin110010010010110110…
…0000011001001111000
3101022210011021000011020
41210211230003021320
53232144130033043
6121341213502440
710542333663114
oct1444554031170
9338704230136
10108006486648
1141894934015
1218b231a1a20
13a2534b41c8
145328536744
152c220b6e83
hex1925b03278

108006486648 has 64 divisors (see below), whose sum is σ = 285992674560. Its totient is φ = 33873348096.

The previous prime is 108006486647. The next prime is 108006486677. The reversal of 108006486648 is 846684600801.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 108006486648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108006486647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1258765 + ... + 1341827.

It is an arithmetic number, because the mean of its divisors is an integer number (4468635540).

Almost surely, 2108006486648 is an apocalyptic number.

It is an amenable number.

108006486648 is an abundant number, since it is smaller than the sum of its proper divisors (177986187912).

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

108006486648 is a wasteful number, since it uses less digits than its factorization.

108006486648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86276 (or 86272 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 51.

The spelling of 108006486648 in words is "one hundred eight billion, six million, four hundred eighty-six thousand, six hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 17 24 34 51 68 102 136 204 408 3187 6374 9561 12748 19122 25496 38244 54179 76488 83063 108358 162537 166126 216716 249189 325074 332252 433432 498378 650148 664504 996756 1300296 1412071 1993512 2824142 4236213 5648284 8472426 11296568 16944852 33889704 264721781 529443562 794165343 1058887124 1588330686 2117774248 3176661372 4500270277 6353322744 9000540554 13500810831 18001081108 27001621662 36002162216 54003243324 108006486648