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200711212051 = 7231246653491
BaseRepresentation
bin1011101011101101010…
…0100000110000010011
3201012001220120000000111
42322323110200300103
511242024032241201
6232112213502151
720333545103350
oct2727324406023
9635056500014
10200711212051
1178137279359
1232a95941957
1315c087859cc
149a00737627
15534ab0db51
hex2ebb520c13

200711212051 has 8 divisors (see below), whose sum is σ = 239357470464. Its totient is φ = 164558260680.

The previous prime is 200711212043. The next prime is 200711212069. The reversal of 200711212051 is 150212117002.

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

It is a cyclic number.

It is not a de Polignac number, because 200711212051 - 23 = 200711212043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200711212021) 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, 623326585 + ... + 623326906.

It is an arithmetic number, because the mean of its divisors is an integer number (29919683808).

Almost surely, 2200711212051 is an apocalyptic number.

200711212051 is a deficient number, since it is larger than the sum of its proper divisors (38646258413).

200711212051 is a wasteful number, since it uses less digits than its factorization.

200711212051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246653521.

The product of its (nonzero) digits is 280, while the sum is 22.

Adding to 200711212051 its reverse (150212117002), we get a palindrome (350923329053).

The spelling of 200711212051 in words is "two hundred billion, seven hundred eleven million, two hundred twelve thousand, fifty-one".

Divisors: 1 7 23 161 1246653491 8726574437 28673030293 200711212051