Search a number
-
+
1307008001 = 13100539077
BaseRepresentation
bin100110111100111…
…0101110000000001
310101002100212220202
41031321311300001
510134043224001
6333405414545
744250245645
oct11571656001
93332325822
101307008001
11610854502
1230586a455
1317aa1ca20
14c5826c25
1579b2696b
hex4de75c01

1307008001 has 4 divisors (see below), whose sum is σ = 1407547092. Its totient is φ = 1206468912.

The previous prime is 1307007983. The next prime is 1307008013. The reversal of 1307008001 is 1008007031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 447111025 + 859896976 = 21145^2 + 29324^2 .

It is a cyclic number.

It is not a de Polignac number, because 1307008001 - 26 = 1307007937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1307004001) 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, 50269526 + ... + 50269551.

It is an arithmetic number, because the mean of its divisors is an integer number (351886773).

Almost surely, 21307008001 is an apocalyptic number.

It is an amenable number.

1307008001 is a deficient number, since it is larger than the sum of its proper divisors (100539091).

1307008001 is a wasteful number, since it uses less digits than its factorization.

1307008001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100539090.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 1307008001 is about 36152.5656212668. The cubic root of 1307008001 is about 1093.3505188798.

The spelling of 1307008001 in words is "one billion, three hundred seven million, eight thousand, one".

Divisors: 1 13 100539077 1307008001