Search a number
-
+
3005750500 = 225337162473
BaseRepresentation
bin1011001100101000…
…0001110011100100
321202110211221112121
42303022001303210
522123433004000
61214131355324
7134325312664
oct26312016344
97673757477
103005750500
111302738925
126ba752b44
1338b948abc
142072a21a4
15128d2cb1a
hexb3281ce4

3005750500 has 48 divisors (see below), whose sum is σ = 6742021104. Its totient is φ = 1169798400.

The previous prime is 3005750497. The next prime is 3005750509. The reversal of 3005750500 is 50575003.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 79524 + 3005670976 = 282^2 + 54824^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (3005750509) 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, 62737 + ... + 99736.

It is an arithmetic number, because the mean of its divisors is an integer number (140458773).

Almost surely, 23005750500 is an apocalyptic number.

It is an amenable number.

3005750500 is an abundant number, since it is smaller than the sum of its proper divisors (3736270604).

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

3005750500 is a wasteful number, since it uses less digits than its factorization.

3005750500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162529 (or 162517 counting only the distinct ones).

The product of its (nonzero) digits is 2625, while the sum is 25.

The square root of 3005750500 is about 54824.7252615095. The cubic root of 3005750500 is about 1443.1704994857.

The spelling of 3005750500 in words is "three billion, five million, seven hundred fifty thousand, five hundred".

Divisors: 1 2 4 5 10 20 25 37 50 74 100 125 148 185 250 370 500 740 925 1850 3700 4625 9250 18500 162473 324946 649892 812365 1624730 3249460 4061825 6011501 8123650 12023002 16247300 20309125 24046004 30057505 40618250 60115010 81236500 120230020 150287525 300575050 601150100 751437625 1502875250 3005750500