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2442025031 = 31181435221
BaseRepresentation
bin1001000110001110…
…0101100001000111
320022012002201120112
42101203211201013
520000124300111
61042153023235
7114341604335
oct22143454107
96265081515
102442025031
111043506606
125819b4b1b
132cbc11134
1419247cb55
15e45c7e8b
hex918e5847

2442025031 has 8 divisors (see below), whose sum is σ = 2534732928. Its totient is φ = 2350188000.

The previous prime is 2442025009. The next prime is 2442025037. The reversal of 2442025031 is 1305202442.

It is a happy number.

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 2442025031 - 26 = 2442024967 is a prime.

It is a super-2 number, since 2×24420250312 = 11926972504061101922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2442024988 and 2442025006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2442025037) 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, 212000 + ... + 223221.

It is an arithmetic number, because the mean of its divisors is an integer number (316841616).

Almost surely, 22442025031 is an apocalyptic number.

2442025031 is a deficient number, since it is larger than the sum of its proper divisors (92707897).

2442025031 is a wasteful number, since it uses less digits than its factorization.

2442025031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435433.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2442025031 is about 49416.8496668899. The cubic root of 2442025031 is about 1346.6354315112.

Adding to 2442025031 its reverse (1305202442), we get a palindrome (3747227473).

The spelling of 2442025031 in words is "two billion, four hundred forty-two million, twenty-five thousand, thirty-one".

Divisors: 1 31 181 5611 435221 13491851 78775001 2442025031