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2425702031 = 7989345001
BaseRepresentation
bin1001000010010101…
…0100011010001111
320021001101102121222
42100211110122033
514431434431111
61040411113555
7114053061404
oct22045243217
96231342558
102425702031
111035277925
125784428bb
132c871755c
141902302ab
15e2e517db
hex9095468f

2425702031 has 8 divisors (see below), whose sum is σ = 2484014400. Its totient is φ = 2368080000.

The previous prime is 2425702021. The next prime is 2425702057. The reversal of 2425702031 is 1302075242.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2425702031 is a prime.

It is a super-2 number, since 2×24257020312 = 11768060686395049922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2425702021) 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, 165470 + ... + 179531.

It is an arithmetic number, because the mean of its divisors is an integer number (310501800).

Almost surely, 22425702031 is an apocalyptic number.

2425702031 is a deficient number, since it is larger than the sum of its proper divisors (58312369).

2425702031 is an equidigital number, since it uses as much as digits as its factorization.

2425702031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345169.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 2425702031 is about 49251.4165380043. The cubic root of 2425702031 is about 1343.6283249741.

Adding to 2425702031 its reverse (1302075242), we get a palindrome (3727777273).

The spelling of 2425702031 in words is "two billion, four hundred twenty-five million, seven hundred two thousand, thirty-one".

Divisors: 1 79 89 7031 345001 27255079 30705089 2425702031