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2440100242 = 21398777339
BaseRepresentation
bin1001000101110000…
…1111100110010010
320022001110221021001
42101130033212102
514444131201432
61042043452214
7114316336606
oct22134174622
96261427231
102440100242
111042411478
1258122706a
132cb6b8cc8
141920db506
15e43479e7
hex9170f992

2440100242 has 8 divisors (see below), whose sum is σ = 3686482800. Its totient is φ = 1211272644.

The previous prime is 2440100237. The next prime is 2440100279. The reversal of 2440100242 is 2420010442.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 4388392 + ... + 4388947.

It is an arithmetic number, because the mean of its divisors is an integer number (460810350).

Almost surely, 22440100242 is an apocalyptic number.

2440100242 is a deficient number, since it is larger than the sum of its proper divisors (1246382558).

2440100242 is a wasteful number, since it uses less digits than its factorization.

2440100242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8777480.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 2440100242 is about 49397.3708004788. The cubic root of 2440100242 is about 1346.2815352806.

Adding to 2440100242 its reverse (2420010442), we get a palindrome (4860110684).

The spelling of 2440100242 in words is "two billion, four hundred forty million, one hundred thousand, two hundred forty-two".

Divisors: 1 2 139 278 8777339 17554678 1220050121 2440100242