Search a number
-
+
104108478 = 23314711909
BaseRepresentation
bin1100011010010…
…01000110111110
321020220020222120
412031021012332
5203122432403
614155223410
72402623155
oct615110676
9236806876
10104108478
1153848271
122aa47b66
1318751866
14db8059c
159216e53
hex63491be

104108478 has 32 divisors (see below), whose sum is σ = 219525120. Its totient is φ = 32866080.

The previous prime is 104108441. The next prime is 104108479. The reversal of 104108478 is 874801401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104108479) 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, 2788 + ... + 14696.

It is an arithmetic number, because the mean of its divisors is an integer number (6860160).

Almost surely, 2104108478 is an apocalyptic number.

104108478 is an abundant number, since it is smaller than the sum of its proper divisors (115416642).

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

104108478 is a wasteful number, since it uses less digits than its factorization.

104108478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11992.

The product of its (nonzero) digits is 7168, while the sum is 33.

The square root of 104108478 is about 10203.3562125410. The cubic root of 104108478 is about 470.4303859108.

Adding to 104108478 its reverse (874801401), we get a palindrome (978909879).

The spelling of 104108478 in words is "one hundred four million, one hundred eight thousand, four hundred seventy-eight".

Divisors: 1 2 3 6 31 47 62 93 94 141 186 282 1457 2914 4371 8742 11909 23818 35727 71454 369179 559723 738358 1107537 1119446 1679169 2215074 3358338 17351413 34702826 52054239 104108478