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980052525731 = 8821111110321
BaseRepresentation
bin11100100001011111010…
…11101100001010100011
310110200200112201201222202
432100233223230022203
5112024121421310411
62030121354523415
7130543421006246
oct16205753541243
93420615651882
10980052525731
11348702112274
12139b3573656b
1371559751b26
143561311525d
151a76042383b
hexe42faec2a3

980052525731 has 4 divisors (see below), whose sum is σ = 980063724264. Its totient is φ = 980041327200.

The previous prime is 980052525721. The next prime is 980052525743. The reversal of 980052525731 is 137525250089.

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

It is a cyclic number.

It is not a de Polignac number, because 980052525731 - 226 = 979985416867 is a prime.

It is a super-2 number, since 2×9800525257312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (980052525721) 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, 5466950 + ... + 5643371.

It is an arithmetic number, because the mean of its divisors is an integer number (245015931066).

Almost surely, 2980052525731 is an apocalyptic number.

980052525731 is a deficient number, since it is larger than the sum of its proper divisors (11198533).

980052525731 is a wasteful number, since it uses less digits than its factorization.

980052525731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11198532.

The product of its (nonzero) digits is 756000, while the sum is 47.

The spelling of 980052525731 in words is "nine hundred eighty billion, fifty-two million, five hundred twenty-five thousand, seven hundred thirty-one".

Divisors: 1 88211 11110321 980052525731