Search a number
-
+
4018100480 = 2853139141
BaseRepresentation
bin1110111101111111…
…0101100100000000
3101101000202122122022
43233133311210000
531212113203410
61502413501012
7201400201442
oct35737654400
911330678568
104018100480
1117821273a9
129417a1768
134c05bb364
142a1906492
15187b4d455
hexef7f5900

4018100480 has 36 divisors (see below), whose sum is σ = 9624609372. Its totient is φ = 1607239680.

The previous prime is 4018100479. The next prime is 4018100497. The reversal of 4018100480 is 840018104.

It can be written as a sum of positive squares in 2 ways, for example, as 3066501376 + 951599104 = 55376^2 + 30848^2 .

It is a super-2 number, since 2×40181004802 = 32290262934752460800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1568291 + ... + 1570850.

Almost surely, 24018100480 is an apocalyptic number.

4018100480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4018100480 is an abundant number, since it is smaller than the sum of its proper divisors (5606508892).

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

4018100480 is an equidigital number, since it uses as much as digits as its factorization.

4018100480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3139162 (or 3139148 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 4018100480 is about 63388.4885448454. The cubic root of 4018100480 is about 1589.7918427973.

Adding to 4018100480 its reverse (840018104), we get a palindrome (4858118584).

The spelling of 4018100480 in words is "four billion, eighteen million, one hundred thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 640 1280 3139141 6278282 12556564 15695705 25113128 31391410 50226256 62782820 100452512 125565640 200905024 251131280 401810048 502262560 803620096 1004525120 2009050240 4018100480