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1303152107 = 1968586953
BaseRepresentation
bin100110110101100…
…1000010111101011
310100211002222121212
41031223020113223
510132101331412
6333151023335
744202416165
oct11553102753
93324088555
101303152107
11609660514
1230450ab4b
13179c9c92a
14c5101935
1579614222
hex4dac85eb

1303152107 has 4 divisors (see below), whose sum is σ = 1371739080. Its totient is φ = 1234565136.

The previous prime is 1303152073. The next prime is 1303152121. The reversal of 1303152107 is 7012513031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7012513031 = 13615152471.

It is a cyclic number.

It is not a de Polignac number, because 1303152107 - 26 = 1303152043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303152307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34293458 + ... + 34293495.

It is an arithmetic number, because the mean of its divisors is an integer number (342934770).

Almost surely, 21303152107 is an apocalyptic number.

1303152107 is a deficient number, since it is larger than the sum of its proper divisors (68586973).

1303152107 is an equidigital number, since it uses as much as digits as its factorization.

1303152107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68586972.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 1303152107 is about 36099.1981489894. The cubic root of 1303152107 is about 1092.2742703469.

Adding to 1303152107 its reverse (7012513031), we get a palindrome (8315665138).

The spelling of 1303152107 in words is "one billion, three hundred three million, one hundred fifty-two thousand, one hundred seven".

Divisors: 1 19 68586953 1303152107