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1415304121 = 71118380573
BaseRepresentation
bin101010001011011…
…1101001110111001
310122122010220021011
41110112331032321
510344304212441
6352234513521
750033613040
oct12426751671
93578126234
101415304121
116669a1a30
12335b958a1
131972a967a
14d5d77557
15843b9581
hex545bd3b9

1415304121 has 8 divisors (see below), whose sum is σ = 1764535104. Its totient is φ = 1102834320.

The previous prime is 1415304109. The next prime is 1415304161. The reversal of 1415304121 is 1214035141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1415304121 - 27 = 1415303993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1415304092 and 1415304101.

It is not an unprimeable number, because it can be changed into a prime (1415304161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9190210 + ... + 9190363.

It is an arithmetic number, because the mean of its divisors is an integer number (220566888).

Almost surely, 21415304121 is an apocalyptic number.

1415304121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1415304121 is a deficient number, since it is larger than the sum of its proper divisors (349230983).

1415304121 is a wasteful number, since it uses less digits than its factorization.

1415304121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18380591.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1415304121 is about 37620.5279202725. The cubic root of 1415304121 is about 1122.7504998284.

Adding to 1415304121 its reverse (1214035141), we get a palindrome (2629339262).

The spelling of 1415304121 in words is "one billion, four hundred fifteen million, three hundred four thousand, one hundred twenty-one".

Divisors: 1 7 11 77 18380573 128664011 202186303 1415304121