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2415200140 = 225120760007
BaseRepresentation
bin1000111111110101…
…0000011110001100
320020022121212202001
42033331100132030
514421242401030
61035354042044
7113564601553
oct21775203614
96208555661
102415200140
11102a354681
12574a19324
132c64ab412
1418ca98d9a
15e2079cca
hex8ff5078c

2415200140 has 12 divisors (see below), whose sum is σ = 5071920336. Its totient is φ = 966080048.

The previous prime is 2415200129. The next prime is 2415200141. The reversal of 2415200140 is 410025142.

It is not an unprimeable number, because it can be changed into a prime (2415200141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60379984 + ... + 60380023.

It is an arithmetic number, because the mean of its divisors is an integer number (422660028).

Almost surely, 22415200140 is an apocalyptic number.

2415200140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2415200140 is an abundant number, since it is smaller than the sum of its proper divisors (2656720196).

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

2415200140 is a wasteful number, since it uses less digits than its factorization.

2415200140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120760016 (or 120760014 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 2415200140 is about 49144.6857757784. The cubic root of 2415200140 is about 1341.6864746292.

Adding to 2415200140 its reverse (410025142), we get a palindrome (2825225282).

The spelling of 2415200140 in words is "two billion, four hundred fifteen million, two hundred thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 120760007 241520014 483040028 603800035 1207600070 2415200140