Search a number
-
+
70304899969 = 3122671000397
BaseRepresentation
bin100000101111001111…
…1111010001110000001
320201110200001222000001
41001132133322032001
52122441023244334
652144142000001
75036135534563
oct1013637721601
9221420058001
1070304899969
11278a8312a17
1211760b76001
13682566c835
14358d303333
151c6728b714
hex105e7fa381

70304899969 has 8 divisors (see below), whose sum is σ = 72604885248. Its totient is φ = 68006920080.

The previous prime is 70304899919. The next prime is 70304899993. The reversal of 70304899969 is 96999840307.

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 70304899969 - 223 = 70296511361 is a prime.

It is a super-2 number, since 2×703048999692 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70304899969.

It is not an unprimeable number, because it can be changed into a prime (70304899919) 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, 429922 + ... + 570475.

It is an arithmetic number, because the mean of its divisors is an integer number (9075610656).

Almost surely, 270304899969 is an apocalyptic number.

It is an amenable number.

70304899969 is a deficient number, since it is larger than the sum of its proper divisors (2299985279).

70304899969 is a wasteful number, since it uses less digits than its factorization.

70304899969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002695.

The product of its (nonzero) digits is 26453952, while the sum is 64.

The spelling of 70304899969 in words is "seventy billion, three hundred four million, eight hundred ninety-nine thousand, nine hundred sixty-nine".

Divisors: 1 31 2267 70277 1000397 31012307 2267899999 70304899969