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1415214420 = 2235106322189
BaseRepresentation
bin101010001011010…
…0111010101010100
310122121222100012220
41110112213111110
510344243330140
6352232542340
750033060364
oct12426472524
93577870186
101415214420
116669405a4
12335b519b0
131972778a9
14d5d529a4
158439cbd0
hex545a7554

1415214420 has 48 divisors (see below), whose sum is σ = 3966506880. Its totient is φ = 377018496.

The previous prime is 1415214391. The next prime is 1415214481. The reversal of 1415214420 is 244125141.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52686 + ... + 74874.

It is an arithmetic number, because the mean of its divisors is an integer number (82635560).

Almost surely, 21415214420 is an apocalyptic number.

1415214420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1415214420 is an abundant number, since it is smaller than the sum of its proper divisors (2551292460).

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

1415214420 is a wasteful number, since it uses less digits than its factorization.

1415214420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23264 (or 23262 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 1415214420 is about 37619.3357198130. The cubic root of 1415214420 is about 1122.7267796095.

Adding to 1415214420 its reverse (244125141), we get a palindrome (1659339561).

The spelling of 1415214420 in words is "one billion, four hundred fifteen million, two hundred fourteen thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1063 2126 3189 4252 5315 6378 10630 12756 15945 21260 22189 31890 44378 63780 66567 88756 110945 133134 221890 266268 332835 443780 665670 1331340 23586907 47173814 70760721 94347628 117934535 141521442 235869070 283042884 353803605 471738140 707607210 1415214420