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2420441431 = 37916013989
BaseRepresentation
bin1001000001000101…
…0000000101010111
320020200111011102221
42100101100011113
514424113111211
61040102243211
7113660261362
oct22021200527
96220434387
102420441431
111032304521
12576726507
132c75c4c85
1418d6610d9
15e2762c71
hex90450157

2420441431 has 8 divisors (see below), whose sum is σ = 2428952400. Its totient is φ = 2411942400.

The previous prime is 2420441423. The next prime is 2420441447. The reversal of 2420441431 is 1341440242.

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

It is a cyclic number.

It is not a de Polignac number, because 2420441431 - 23 = 2420441423 is a prime.

It is a super-2 number, since 2×24204414312 = 11717073441802655522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2420441396 and 2420441405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420441411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 604785 + ... + 608773.

It is an arithmetic number, because the mean of its divisors is an integer number (303619050).

Almost surely, 22420441431 is an apocalyptic number.

2420441431 is a deficient number, since it is larger than the sum of its proper divisors (8510969).

2420441431 is a wasteful number, since it uses less digits than its factorization.

2420441431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5969.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 2420441431 is about 49197.9819809715. The cubic root of 2420441431 is about 1342.6563167487.

Adding to 2420441431 its reverse (1341440242), we get a palindrome (3761881673).

The spelling of 2420441431 in words is "two billion, four hundred twenty million, four hundred forty-one thousand, four hundred thirty-one".

Divisors: 1 379 1601 3989 606779 1511831 6386389 2420441431