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1210130144 = 25199307619
BaseRepresentation
bin100100000100001…
…0001111011100000
310010100001222110222
41020020101323200
54434243131034
6320025142212
741662636136
oct11010217340
93110058428
101210130144
115710a5763
1229932a968
13163930352
14b6a09756
157138c12e
hex48211ee0

1210130144 has 48 divisors (see below), whose sum is σ = 2406096000. Its totient is φ = 599094144.

The previous prime is 1210130113. The next prime is 1210130161. The reversal of 1210130144 is 4410310121.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1954667 + ... + 1955285.

It is an arithmetic number, because the mean of its divisors is an integer number (50127000).

Almost surely, 21210130144 is an apocalyptic number.

It is an amenable number.

1210130144 is a deficient number, since it is larger than the sum of its proper divisors (1195965856).

1210130144 is a wasteful number, since it uses less digits than its factorization.

1210130144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135 (or 1127 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1210130144 is about 34786.9249000253. The cubic root of 1210130144 is about 1065.6404397324.

Adding to 1210130144 its reverse (4410310121), we get a palindrome (5620440265).

The spelling of 1210130144 in words is "one billion, two hundred ten million, one hundred thirty thousand, one hundred forty-four".

Divisors: 1 2 4 8 16 32 199 307 398 614 619 796 1228 1238 1592 2456 2476 3184 4912 4952 6368 9824 9904 19808 61093 122186 123181 190033 244372 246362 380066 488744 492724 760132 977488 985448 1520264 1954976 1970896 3040528 3941792 6081056 37816567 75633134 151266268 302532536 605065072 1210130144