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1301410021 = 12727137813
BaseRepresentation
bin100110110010001…
…1111000011100101
310100200211110221011
41031210133003211
510131130110041
6333045422221
744151542212
oct11544370345
93320743834
101301410021
1160868067a
12303a0a971
1317980ca02
14c4baab09
15793bce81
hex4d91f0e5

1301410021 has 8 divisors (see below), whose sum is σ = 1316532224. Its totient is φ = 1286364240.

The previous prime is 1301410009. The next prime is 1301410031. The reversal of 1301410021 is 1200141031.

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

It is a cyclic number.

It is not a de Polignac number, because 1301410021 - 223 = 1293021413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1301409983 and 1301410010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301410031) 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, 15511 + ... + 53323.

It is an arithmetic number, because the mean of its divisors is an integer number (164566528).

Almost surely, 21301410021 is an apocalyptic number.

It is an amenable number.

1301410021 is a deficient number, since it is larger than the sum of its proper divisors (15122203).

1301410021 is a wasteful number, since it uses less digits than its factorization.

1301410021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38211.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1301410021 is about 36075.0609285695. The cubic root of 1301410021 is about 1091.7873268673.

Adding to 1301410021 its reverse (1200141031), we get a palindrome (2501551052).

The spelling of 1301410021 in words is "one billion, three hundred one million, four hundred ten thousand, twenty-one".

Divisors: 1 127 271 34417 37813 4802251 10247323 1301410021