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3040623161 = 23132201007
BaseRepresentation
bin1011010100111100…
…0011101000111001
321211220110122211122
42311033003220321
522211344420121
61221415035025
7135230604362
oct26517035071
97756418748
103040623161
111320397204
1270a36ba75
13395c38904
1420bb7cb69
1512be1a5ab
hexb53c3a39

3040623161 has 4 divisors (see below), whose sum is σ = 3172824192. Its totient is φ = 2908422132.

The previous prime is 3040623137. The next prime is 3040623191. The reversal of 3040623161 is 1613260403.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1613260403 = 3259495017.

It is a cyclic number.

It is not a de Polignac number, because 3040623161 - 230 = 1966881337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3040623161.

It is not an unprimeable number, because it can be changed into a prime (3040623191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66100481 + ... + 66100526.

It is an arithmetic number, because the mean of its divisors is an integer number (793206048).

Almost surely, 23040623161 is an apocalyptic number.

It is an amenable number.

3040623161 is a deficient number, since it is larger than the sum of its proper divisors (132201031).

3040623161 is a wasteful number, since it uses less digits than its factorization.

3040623161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132201030.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 3040623161 is about 55141.8458251082. The cubic root of 3040623161 is about 1448.7302655356.

Adding to 3040623161 its reverse (1613260403), we get a palindrome (4653883564).

The spelling of 3040623161 in words is "three billion, forty million, six hundred twenty-three thousand, one hundred sixty-one".

Divisors: 1 23 132201007 3040623161