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2530304511 = 372233971361
BaseRepresentation
bin1001011011010001…
…0110000111111111
320112100012210020220
42112310112013333
520140224221021
61055025112423
7116463143040
oct22664260777
96470183226
102530304511
111089322259
125a7488713
133142acc07
141a009c8c7
15ec214cc6
hex96d161ff

2530304511 has 32 divisors (see below), whose sum is σ = 3885600768. Its totient is φ = 1434723840.

The previous prime is 2530304501. The next prime is 2530304519. The reversal of 2530304511 is 1154030352.

It is not a de Polignac number, because 2530304511 - 27 = 2530304383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2530304519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1858471 + ... + 1859831.

It is an arithmetic number, because the mean of its divisors is an integer number (121425024).

Almost surely, 22530304511 is an apocalyptic number.

2530304511 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2530304511 is a deficient number, since it is larger than the sum of its proper divisors (1355296257).

2530304511 is a wasteful number, since it uses less digits than its factorization.

2530304511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 2530304511 is about 50302.1322709088. The cubic root of 2530304511 is about 1362.6707378102.

Adding to 2530304511 its reverse (1154030352), we get a palindrome (3684334863).

The spelling of 2530304511 in words is "two billion, five hundred thirty million, three hundred four thousand, five hundred eleven".

Divisors: 1 3 7 21 223 397 669 1191 1361 1561 2779 4083 4683 8337 9527 28581 88531 265593 303503 540317 619717 910509 1620951 1859151 2124521 3782219 6373563 11346657 120490691 361472073 843434837 2530304511