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3000420311 = 723711991319
BaseRepresentation
bin1011001011010110…
…1100011111010111
321202002211010220012
42302311230133113
522121101422221
61213421230435
7134232103040
oct26265543727
97662733805
103000420311
1112aa728209
126b8a0241b
1338a800945
142066b58c7
1512862865b
hexb2d6c7d7

3000420311 has 32 divisors (see below), whose sum is σ = 3649536000. Its totient is φ = 2411307360.

The previous prime is 3000420271. The next prime is 3000420323. The reversal of 3000420311 is 1130240003.

It is not a de Polignac number, because 3000420311 - 214 = 3000403927 is a prime.

It is a super-2 number, since 2×30004203112 = 18005044085322673442, 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 (3000420811) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2274110 + ... + 2275428.

It is an arithmetic number, because the mean of its divisors is an integer number (114048000).

Almost surely, 23000420311 is an apocalyptic number.

3000420311 is a deficient number, since it is larger than the sum of its proper divisors (649115689).

3000420311 is a wasteful number, since it uses less digits than its factorization.

3000420311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 3000420311 is about 54776.0925130663. The cubic root of 3000420311 is about 1442.3169219798.

Adding to 3000420311 its reverse (1130240003), we get a palindrome (4130660314).

The spelling of 3000420311 in words is "three billion, four hundred twenty thousand, three hundred eleven".

Divisors: 1 7 23 71 161 199 497 1319 1393 1633 4577 9233 11431 14129 30337 32039 93649 98903 212359 262481 324967 655543 1837367 2153927 2274769 6037063 15077489 18636151 42259441 130453057 428631473 3000420311