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2420003131 = 72133799063
BaseRepresentation
bin1001000000111110…
…0101000100111011
320020122122220012121
42100033211010323
514424010100011
61040045022111
7113653454500
oct22017450473
96218586177
102420003131
111032035197
12576554937
132c74a0620
1418d5894a7
15e26c7e71
hex903e513b

2420003131 has 12 divisors (see below), whose sum is σ = 3031653072. Its totient is φ = 1914727248.

The previous prime is 2420003119. The next prime is 2420003137. The reversal of 2420003131 is 1313000242.

It is a happy number.

It is not a de Polignac number, because 2420003131 - 29 = 2420002619 is a prime.

It is a super-2 number, since 2×24200031312 = 11712830308099606322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2420003137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1898895 + ... + 1900168.

It is an arithmetic number, because the mean of its divisors is an integer number (252637756).

Almost surely, 22420003131 is an apocalyptic number.

2420003131 is a deficient number, since it is larger than the sum of its proper divisors (611649941).

2420003131 is a wasteful number, since it uses less digits than its factorization.

2420003131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3799090 (or 3799083 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2420003131 is about 49193.5273282980. The cubic root of 2420003131 is about 1342.5752679255.

Adding to 2420003131 its reverse (1313000242), we get a palindrome (3733003373).

The spelling of 2420003131 in words is "two billion, four hundred twenty million, three thousand, one hundred thirty-one".

Divisors: 1 7 13 49 91 637 3799063 26593441 49387819 186154087 345714733 2420003131