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1314511420 = 2252919311743
BaseRepresentation
bin100111001011001…
…1101101000111100
310101121111002200011
41032112131220330
510143003331140
6334234313004
744401106545
oct11626355074
93347432604
101314511420
11615009982
12308288764
1317c449111
14c681b4cc
157a609cea
hex4e59da3c

1314511420 has 48 divisors (see below), whose sum is σ = 2870703360. Its totient is φ = 504999936.

The previous prime is 1314511411. The next prime is 1314511439. The reversal of 1314511420 is 241154131.

It is a super-3 number, since 3×13145114203 (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1314511391 and 1314511400.

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, 106069 + ... + 117811.

It is an arithmetic number, because the mean of its divisors is an integer number (59806320).

Almost surely, 21314511420 is an apocalyptic number.

1314511420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1314511420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1435351680).

1314511420 is an abundant number, since it is smaller than the sum of its proper divisors (1556191940).

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

1314511420 is a wasteful number, since it uses less digits than its factorization.

1314511420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11974 (or 11972 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1314511420 is about 36256.1914712508. The cubic root of 1314511420 is about 1095.4388044150.

Adding to 1314511420 its reverse (241154131), we get a palindrome (1555665551).

The spelling of 1314511420 in words is "one billion, three hundred fourteen million, five hundred eleven thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 29 58 116 145 193 290 386 580 772 965 1930 3860 5597 11194 11743 22388 23486 27985 46972 55970 58715 111940 117430 234860 340547 681094 1362188 1702735 2266399 3405470 4532798 6810940 9065596 11331995 22663990 45327980 65725571 131451142 262902284 328627855 657255710 1314511420