[go: up one dir, main page]

Search a number
-
+
49460180 = 22571132117
BaseRepresentation
bin1011110010101…
…1001111010100
310110001211121112
42330223033110
5100130211210
64524034152
71140255530
oct274531724
9113054545
1049460180
1125a12190
1214692958
13a3297a3
1467d6bc0
15451ed05
hex2f2b3d4

49460180 has 48 divisors (see below), whose sum is σ = 129499776. Its totient is φ = 15415680.

The previous prime is 49460161. The next prime is 49460197. The reversal of 49460180 is 8106494.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

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, 14519 + ... + 17598.

It is an arithmetic number, because the mean of its divisors is an integer number (2697912).

Almost surely, 249460180 is an apocalyptic number.

It is an amenable number.

49460180 is an abundant number, since it is smaller than the sum of its proper divisors (80039596).

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

49460180 is a wasteful number, since it uses less digits than its factorization.

49460180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32144 (or 32142 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 49460180 is about 7032.7931862099. The cubic root of 49460180 is about 367.0725404599.

The spelling of 49460180 in words is "forty-nine million, four hundred sixty thousand, one hundred eighty".

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 110 140 154 220 308 385 770 1540 32117 64234 128468 160585 224819 321170 353287 449638 642340 706574 899276 1124095 1413148 1766435 2248190 2473009 3532870 4496380 4946018 7065740 9892036 12365045 24730090 49460180