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1316422360 = 235117142139
BaseRepresentation
bin100111001110111…
…0000001011011000
310101202002011222201
41032131300023120
510144001003420
6334343255544
744423256031
oct11635601330
93352064881
101316422360
116160a4670
12308a4a5b4
1317c967b56
14c6b97a88
157a88610a
hex4e7702d8

1316422360 has 64 divisors (see below), whose sum is σ = 3276806400. Its totient is φ = 471945600.

The previous prime is 1316422309. The next prime is 1316422361. The reversal of 1316422360 is 632246131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316422361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10171 + ... + 52309.

It is an arithmetic number, because the mean of its divisors is an integer number (51200100).

Almost surely, 21316422360 is an apocalyptic number.

1316422360 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 1316422360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1638403200).

1316422360 is an abundant number, since it is smaller than the sum of its proper divisors (1960384040).

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

1316422360 is a wasteful number, since it uses less digits than its factorization.

1316422360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42232 (or 42228 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 1316422360 is about 36282.5351925689. The cubic root of 1316422360 is about 1095.9693701813.

Adding to 1316422360 its reverse (632246131), we get a palindrome (1948668491).

The spelling of 1316422360 in words is "one billion, three hundred sixteen million, four hundred twenty-two thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 71 88 110 142 220 284 355 440 568 710 781 1420 1562 2840 3124 3905 6248 7810 15620 31240 42139 84278 168556 210695 337112 421390 463529 842780 927058 1685560 1854116 2317645 2991869 3708232 4635290 5983738 9270580 11967476 14959345 18541160 23934952 29918690 32910559 59837380 65821118 119674760 131642236 164552795 263284472 329105590 658211180 1316422360