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970053902087 = 2382740712381
BaseRepresentation
bin11100001110110111011…
…01111101111100000111
310102201212201120000212112
432013123231331330013
5111343132244331322
62021345301411235
7130040561056064
oct16073355757407
93381781500775
10970053902087
11344441158346
12138005109b1b
1370625126c8a
1434d4522dc6b
151a3777385e2
hexe1dbb7df07

970053902087 has 4 divisors (see below), whose sum is σ = 970094638296. Its totient is φ = 970013165880.

The previous prime is 970053902057. The next prime is 970053902117. The reversal of 970053902087 is 780209350079.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 780209350079 = 2573035834047.

It is an interprime number because it is at equal distance from previous prime (970053902057) and next prime (970053902117).

It is a cyclic number.

It is not a de Polignac number, because 970053902087 - 216 = 970053836551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (970053902017) 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, 20332364 + ... + 20380017.

It is an arithmetic number, because the mean of its divisors is an integer number (242523659574).

Almost surely, 2970053902087 is an apocalyptic number.

970053902087 is a deficient number, since it is larger than the sum of its proper divisors (40736209).

970053902087 is a wasteful number, since it uses less digits than its factorization.

970053902087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40736208.

The product of its (nonzero) digits is 952560, while the sum is 50.

The spelling of 970053902087 in words is "nine hundred seventy billion, fifty-three million, nine hundred two thousand, eighty-seven".

Divisors: 1 23827 40712381 970053902087