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1300212113 = 4330237491
BaseRepresentation
bin100110101111111…
…1010100110010001
310100121120121201012
41031133322212101
510130323241423
6333004020305
744135422604
oct11537724621
93317517635
101300212113
11607a32672
12303531695
131794b06a5
14c497833b
1579233078
hex4d7fa991

1300212113 has 4 divisors (see below), whose sum is σ = 1330449648. Its totient is φ = 1269974580.

The previous prime is 1300212097. The next prime is 1300212143. The reversal of 1300212113 is 3112120031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1300212113 - 24 = 1300212097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1300212143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15118703 + ... + 15118788.

It is an arithmetic number, because the mean of its divisors is an integer number (332612412).

Almost surely, 21300212113 is an apocalyptic number.

It is an amenable number.

1300212113 is a deficient number, since it is larger than the sum of its proper divisors (30237535).

1300212113 is an equidigital number, since it uses as much as digits as its factorization.

1300212113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30237534.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1300212113 is about 36058.4541127320. The cubic root of 1300212113 is about 1091.4522384532.

Adding to 1300212113 its reverse (3112120031), we get a palindrome (4412332144).

The spelling of 1300212113 in words is "one billion, three hundred million, two hundred twelve thousand, one hundred thirteen".

Divisors: 1 43 30237491 1300212113