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1314301220 = 225271242491
BaseRepresentation
bin100111001010110…
…1010010100100100
310101121002102022222
41032111222110210
510142430114340
6334230011512
744366242661
oct11625522444
93347072288
101314301220
11614985a61
123081a6b98
1317c3a453b
14c67a4a68
157a5b78b5
hex4e56a524

1314301220 has 24 divisors (see below), whose sum is σ = 2770228608. Its totient is φ = 523778400.

The previous prime is 1314301217. The next prime is 1314301237. The reversal of 1314301220 is 221034131.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115826 + ... + 126665.

It is an arithmetic number, because the mean of its divisors is an integer number (115426192).

Almost surely, 21314301220 is an apocalyptic number.

1314301220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1314301220 is an abundant number, since it is smaller than the sum of its proper divisors (1455927388).

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

1314301220 is a wasteful number, since it uses less digits than its factorization.

1314301220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242771 (or 242769 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1314301220 is about 36253.2925401266. The cubic root of 1314301220 is about 1095.3804117408.

Adding to 1314301220 its reverse (221034131), we get a palindrome (1535335351).

The spelling of 1314301220 in words is "one billion, three hundred fourteen million, three hundred one thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 271 542 1084 1355 2710 5420 242491 484982 969964 1212455 2424910 4849820 65715061 131430122 262860244 328575305 657150610 1314301220