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4123321404 = 2231937947717
BaseRepresentation
bin1111010111000100…
…1110010000111100
3101122100202102121120
43311301032100330
531421032241104
61521053030540
7204115440126
oct36561162074
911570672546
104123321404
111826564444
12970a85450
1350933c367
142b1896216
15191ed4cd9
hexf5c4e43c

4123321404 has 48 divisors (see below), whose sum is σ = 10154390400. Its totient is φ = 1298638656.

The previous prime is 4123321261. The next prime is 4123321417. The reversal of 4123321404 is 4041233214.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 62554 + ... + 110270.

It is an arithmetic number, because the mean of its divisors is an integer number (211549800).

Almost surely, 24123321404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4123321404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5077195200).

4123321404 is an abundant number, since it is smaller than the sum of its proper divisors (6031068996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4123321404 is a wasteful number, since it uses less digits than its factorization.

4123321404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48122 (or 48120 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 4123321404 is about 64213.0937114854. The cubic root of 4123321404 is about 1603.5495938953.

Adding to 4123321404 its reverse (4041233214), we get a palindrome (8164554618).

The spelling of 4123321404 in words is "four billion, one hundred twenty-three million, three hundred twenty-one thousand, four hundred four".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 379 758 1137 1516 2274 4548 7201 14402 21603 28804 43206 47717 86412 95434 143151 190868 286302 572604 906623 1813246 2719869 3626492 5439738 10879476 18084743 36169486 54254229 72338972 108508458 217016916 343610117 687220234 1030830351 1374440468 2061660702 4123321404