Search a number
-
+
83000480 = 2554431171
BaseRepresentation
bin1001111001001…
…11110010100000
312210011212020212
410330213302200
5132222003410
612122553252
72025330623
oct474476240
9183155225
1083000480
1142940542
1223968828
1314271014
14b047dba
157447b05
hex4f27ca0

83000480 has 48 divisors (see below), whose sum is σ = 196699104. Its totient is φ = 33096960.

The previous prime is 83000461. The next prime is 83000483. The reversal of 83000480 is 8400038.

It is not an unprimeable number, because it can be changed into a prime (83000483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70295 + ... + 71465.

It is an arithmetic number, because the mean of its divisors is an integer number (4097898).

Almost surely, 283000480 is an apocalyptic number.

83000480 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

83000480 is an abundant number, since it is smaller than the sum of its proper divisors (113698624).

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

83000480 is a wasteful number, since it uses less digits than its factorization.

83000480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1629 (or 1621 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 83000480 is about 9110.4599225286. The cubic root of 83000480 is about 436.2079080250.

The spelling of 83000480 in words is "eighty-three million, four hundred eighty", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 443 886 1171 1772 2215 2342 3544 4430 4684 5855 7088 8860 9368 11710 14176 17720 18736 23420 35440 37472 46840 70880 93680 187360 518753 1037506 2075012 2593765 4150024 5187530 8300048 10375060 16600096 20750120 41500240 83000480