Search a number
-
+
54760380 = 2235973
BaseRepresentation
bin1101000011100…
…1001110111100
310211001010010020
43100321032330
5103004313010
65233412140
71233312153
oct320711674
9124033106
1054760380
1128a02314
121640a050
13b4640bc
1473b659a
154c1a470
hex34393bc

54760380 has 48 divisors (see below), whose sum is σ = 154926240. Its totient is φ = 14452224.

The previous prime is 54760369. The next prime is 54760403. The reversal of 54760380 is 8306745.

It is a Saint-Exupery number, since it is equal to the product of the sides of a Pythagorean triangle: 485 × 291 × 388.

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, 564492 + ... + 564588.

It is an arithmetic number, because the mean of its divisors is an integer number (3227630).

Almost surely, 254760380 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54760380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77463120).

54760380 is an abundant number, since it is smaller than the sum of its proper divisors (100165860).

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

54760380 is an frugal number, since it uses more digits than its factorization.

54760380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 54760380 is about 7400.0256756311. The cubic root of 54760380 is about 379.7421611934.

The spelling of 54760380 in words is "fifty-four million, seven hundred sixty thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 97 194 291 388 485 582 970 1164 1455 1940 2910 5820 9409 18818 28227 37636 47045 56454 94090 112908 141135 188180 282270 564540 912673 1825346 2738019 3650692 4563365 5476038 9126730 10952076 13690095 18253460 27380190 54760380