Search a number
-
+
2442025145 = 5769772147
BaseRepresentation
bin1001000110001110…
…0101100010111001
320022012002201201202
42101203211202321
520000124301040
61042153023545
7114341604560
oct22143454271
96265081652
102442025145
1110435066aa
125819b4bb5
132cbc111c1
1419247cbd7
15e45c8015
hex918e58b9

2442025145 has 8 divisors (see below), whose sum is σ = 3349063104. Its totient is φ = 1674531504.

The previous prime is 2442025133. The next prime is 2442025147. The reversal of 2442025145 is 5415202442.

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

It is a cyclic number.

It is not a de Polignac number, because 2442025145 - 210 = 2442024121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2442025147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34886039 + ... + 34886108.

It is an arithmetic number, because the mean of its divisors is an integer number (418632888).

Almost surely, 22442025145 is an apocalyptic number.

It is an amenable number.

2442025145 is a deficient number, since it is larger than the sum of its proper divisors (907037959).

2442025145 is an equidigital number, since it uses as much as digits as its factorization.

2442025145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69772159.

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 2442025145 is about 49416.8508203426. The cubic root of 2442025145 is about 1346.6354524660.

Adding to 2442025145 its reverse (5415202442), we get a palindrome (7857227587).

The spelling of 2442025145 in words is "two billion, four hundred forty-two million, twenty-five thousand, one hundred forty-five".

Divisors: 1 5 7 35 69772147 348860735 488405029 2442025145