Search a number
-
+
1900410460 = 2251373223449
BaseRepresentation
bin111000101000101…
…1111011001011100
311220102221212001121
41301101133121130
512343001113320
6512324220324
765044136164
oct16121373134
94812855047
101900410460
11895806563
1245053a6a4
13243948640
141405735a4
15b1c8e8aa
hex7145f65c

1900410460 has 96 divisors (see below), whose sum is σ = 4386009600. Its totient is φ = 687439872.

The previous prime is 1900410437. The next prime is 1900410481. The reversal of 1900410460 is 640140091.

It is a super-2 number, since 2×19004104602 = 7223119832954823200, which contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 4232316 + ... + 4232764.

It is an arithmetic number, because the mean of its divisors is an integer number (45687600).

Almost surely, 21900410460 is an apocalyptic number.

1900410460 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 1900410460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2193004800).

1900410460 is an abundant number, since it is smaller than the sum of its proper divisors (2485599140).

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

1900410460 is a wasteful number, since it uses less digits than its factorization.

1900410460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767 (or 765 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1900410460 is about 43593.6974802551. The cubic root of 1900410460 is about 1238.6515127336.

The spelling of 1900410460 in words is "one billion, nine hundred million, four hundred ten thousand, four hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 73 130 146 223 260 292 365 446 449 730 892 898 949 1115 1460 1796 1898 2230 2245 2899 3796 4460 4490 4745 5798 5837 8980 9490 11596 11674 14495 16279 18980 23348 28990 29185 32558 32777 57980 58370 65116 65554 81395 100127 116740 131108 162790 163885 200254 211627 325580 327770 400508 423254 426101 500635 655540 846508 852202 1001270 1058135 1301651 1704404 2002540 2116270 2130505 2603302 4232540 4261010 5206604 6508255 7309271 8522020 13016510 14618542 26033020 29237084 36546355 73092710 95020523 146185420 190041046 380082092 475102615 950205230 1900410460