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994282196769 = 36369312
BaseRepresentation
bin11100111011111111101…
…01100100111100100001
310112001102020100221000000
432131333311210330201
5112242242220244034
62040433354050213
7131556145140531
oct16357765447441
93461366327000
10994282196769
11353744419784
12140847119969
13729b6806314
14361a2cd54c1
151ace47c2599
hexe77fd64f21

994282196769 has 21 divisors (see below), whose sum is σ = 1490781712449. Its totient is φ = 662836849380.

The previous prime is 994282196707. The next prime is 994282196777. The reversal of 994282196769 is 967691282499.

The square root of 994282196769 is 997137.

It is a perfect power (a square), and thus also a powerful number.

994282196769 is a `hidden beast` number, since 9 + 9 + 428 + 2 + 196 + 7 + 6 + 9 = 666.

It is not a de Polignac number, because 994282196769 - 217 = 994282065697 is a prime.

It is a super-2 number, since 2×9942821967692 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 994282196697 and 994282196706.

It is not an unprimeable number, because it can be changed into a prime (994282196269) by changing a digit.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 26904234 + ... + 26941164.

Almost surely, 2994282196769 is an apocalyptic number.

994282196769 is the 997137-th square number.

994282196769 is the 498569-th centered octagonal number.

It is an amenable number.

994282196769 is a deficient number, since it is larger than the sum of its proper divisors (496499515680).

994282196769 is an frugal number, since it uses more digits than its factorization.

994282196769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73880 (or 36934 counting only the distinct ones).

The product of its digits is 211631616, while the sum is 72.

The spelling of 994282196769 in words is "nine hundred ninety-four billion, two hundred eighty-two million, one hundred ninety-six thousand, seven hundred sixty-nine".

Divisors: 1 3 9 27 81 243 729 36931 110793 332379 997137 2991411 8974233 26922699 1363898761 4091696283 12275088849 36825266547 110475799641 331427398923 994282196769