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1301210013 = 3597351469
BaseRepresentation
bin100110110001110…
…1110001110011101
310100200110022120110
41031203232032131
510131102210023
6333041240233
744150050125
oct11543561635
93320408513
101301210013
11608554384
12303933079
1317976c96c
14c4b57c85
157937da93
hex4d8ee39d

1301210013 has 8 divisors (see below), whose sum is σ = 1764352800. Its totient is φ = 852770288.

The previous prime is 1301210011. The next prime is 1301210047. The reversal of 1301210013 is 3100121031.

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 1301210013 - 21 = 1301210011 is a prime.

It is a super-3 number, since 3×13012100133 (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301210011) 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, 3675558 + ... + 3675911.

It is an arithmetic number, because the mean of its divisors is an integer number (220544100).

Almost surely, 21301210013 is an apocalyptic number.

It is an amenable number.

1301210013 is a deficient number, since it is larger than the sum of its proper divisors (463142787).

1301210013 is an equidigital number, since it uses as much as digits as its factorization.

1301210013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7351531.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1301210013 is about 36072.2887130828. The cubic root of 1301210013 is about 1091.7313933328.

Adding to 1301210013 its reverse (3100121031), we get a palindrome (4401331044).

The spelling of 1301210013 in words is "one billion, three hundred one million, two hundred ten thousand, thirteen".

Divisors: 1 3 59 177 7351469 22054407 433736671 1301210013