Search a number
-
+
1161446060 = 2251973149281
BaseRepresentation
bin100010100111010…
…0100001010101100
32222221110120110202
41011032210022230
54334312233220
6311125453032
740532062055
oct10516441254
92887416422
101161446060
11546673685
12284b71178
13156815bb8
14b037572c
156be72275
hex453a42ac

1161446060 has 96 divisors (see below), whose sum is σ = 2629368000. Its totient is φ = 429649920.

The previous prime is 1161446059. The next prime is 1161446101. The reversal of 1161446060 is 606441611.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4133120 + ... + 4133400.

It is an arithmetic number, because the mean of its divisors is an integer number (27389250).

Almost surely, 21161446060 is an apocalyptic number.

1161446060 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 1161446060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1314684000).

1161446060 is an abundant number, since it is smaller than the sum of its proper divisors (1467921940).

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

1161446060 is a wasteful number, since it uses less digits than its factorization.

1161446060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531 (or 529 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 1161446060 is about 34079.9950117367. The cubic root of 1161446060 is about 1051.1540025817.

Adding to 1161446060 its reverse (606441611), we get a palindrome (1767887671).

The spelling of 1161446060 in words is "one billion, one hundred sixty-one million, four hundred forty-six thousand, sixty".

Divisors: 1 2 4 5 10 19 20 38 73 76 95 146 149 190 281 292 298 365 380 562 596 730 745 1124 1387 1405 1460 1490 2774 2810 2831 2980 5339 5548 5620 5662 6935 10678 10877 11324 13870 14155 20513 21356 21754 26695 27740 28310 41026 41869 43508 53390 54385 56620 82052 83738 102565 106780 108770 167476 205130 206663 209345 217540 389747 410260 413326 418690 779494 795511 826652 837380 1033315 1558988 1591022 1948735 2066630 3056437 3182044 3897470 3977555 4133260 6112874 7794940 7955110 12225748 15282185 15910220 30564370 58072303 61128740 116144606 232289212 290361515 580723030 1161446060