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200881668903 = 3173938856253
BaseRepresentation
bin1011101100010101111…
…0110000001100100111
3201012111210022002212020
42323011132300030213
511242401201401103
6232141143154223
720341015004166
oct2730536601447
9635453262766
10200881668903
1178214513093
1232b22a45973
1315c34b97c56
149a192293dd
15535aa7e753
hex2ec57b0327

200881668903 has 8 divisors (see below), whose sum is σ = 283597650288. Its totient is φ = 126043400064.

The previous prime is 200881668863. The next prime is 200881668907. The reversal of 200881668903 is 309866188002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 200881668903 - 26 = 200881668839 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51), and also a Moran number because the ratio is a prime number: 3938856253 = 200881668903 / (2 + 0 + 0 + 8 + 8 + 1 + 6 + 6 + 8 + 9 + 0 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200881668907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1969428076 + ... + 1969428177.

It is an arithmetic number, because the mean of its divisors is an integer number (35449706286).

Almost surely, 2200881668903 is an apocalyptic number.

200881668903 is a deficient number, since it is larger than the sum of its proper divisors (82715981385).

200881668903 is a wasteful number, since it uses less digits than its factorization.

200881668903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3938856273.

The product of its (nonzero) digits is 995328, while the sum is 51.

The spelling of 200881668903 in words is "two hundred billion, eight hundred eighty-one million, six hundred sixty-eight thousand, nine hundred three".

Divisors: 1 3 17 51 3938856253 11816568759 66960556301 200881668903