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969728301381 = 37151305811511
BaseRepresentation
bin11100001110010000100…
…11111001100101000101
310102201001000212210200010
432013020103321211011
5111342000421121011
62021253110540433
7130026525362640
oct16071023714505
93381030783603
10969728301381
11344294388754
12137b34067719
13705a2834738
1434d13cb4a57
151a358d6e1a6
hexe1c84f9945

969728301381 has 16 divisors (see below), whose sum is σ = 1487467194368. Its totient is φ = 550460718000.

The previous prime is 969728301371. The next prime is 969728301391. The reversal of 969728301381 is 183103827969.

It is an interprime number because it is at equal distance from previous prime (969728301371) and next prime (969728301391).

It is not a de Polignac number, because 969728301381 - 210 = 969728300357 is a prime.

It is a super-2 number, since 2×9697283013812 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (969728301341) 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 15 ways as a sum of consecutive naturals, for example, 152902585 + ... + 152908926.

It is an arithmetic number, because the mean of its divisors is an integer number (92966699648).

Almost surely, 2969728301381 is an apocalyptic number.

It is an amenable number.

969728301381 is a deficient number, since it is larger than the sum of its proper divisors (517738892987).

969728301381 is a wasteful number, since it uses less digits than its factorization.

969728301381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305811672.

The product of its (nonzero) digits is 3919104, while the sum is 57.

The spelling of 969728301381 in words is "nine hundred sixty-nine billion, seven hundred twenty-eight million, three hundred one thousand, three hundred eighty-one".

Divisors: 1 3 7 21 151 453 1057 3171 305811511 917434533 2140680577 6422041731 46177538161 138532614483 323242767127 969728301381