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1302311007 = 3348233741
BaseRepresentation
bin100110110011111…
…1011000001011111
310100202112020212000
41031213323001133
510131342423012
6333121013343
744162314044
oct11547730137
93322466760
101302311007
11609136598
12304184253
13179a66b3a
14c4d631cb
15794e9ddc
hex4d9fb05f

1302311007 has 8 divisors (see below), whose sum is σ = 1929349680. Its totient is φ = 868207320.

The previous prime is 1302310987. The next prime is 1302311041. The reversal of 1302311007 is 7001132031.

It is not a de Polignac number, because 1302311007 - 218 = 1302048863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1302311057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24116844 + ... + 24116897.

It is an arithmetic number, because the mean of its divisors is an integer number (241168710).

Almost surely, 21302311007 is an apocalyptic number.

1302311007 is a deficient number, since it is larger than the sum of its proper divisors (627038673).

1302311007 is an equidigital number, since it uses as much as digits as its factorization.

1302311007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48233750 (or 48233744 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 1302311007 is about 36087.5464253252. The cubic root of 1302311007 is about 1092.0392224168.

Adding to 1302311007 its reverse (7001132031), we get a palindrome (8303443038).

The spelling of 1302311007 in words is "one billion, three hundred two million, three hundred eleven thousand, seven".

Divisors: 1 3 9 27 48233741 144701223 434103669 1302311007