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200921619263 = 1016269317327
BaseRepresentation
bin1011101100011111011…
…1001001101100111111
3201012121120110210110012
42323013313021230333
511242441413304023
6232145131333435
720342011404431
oct2730767115477
9635546423405
10200921619263
117823501a412
1232b342b127b
1315c40245011
149a20668651
15535e321978
hex2ec7dc9b3f

200921619263 has 8 divisors (see below), whose sum is σ = 202943949120. Its totient is φ = 198899936800.

The previous prime is 200921619253. The next prime is 200921619281. The reversal of 200921619263 is 362916129002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-200921619263 is a prime.

It is a super-3 number, since 3×2009216192633 (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200921619263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200921619253) 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, 474506 + ... + 791832.

It is an arithmetic number, because the mean of its divisors is an integer number (25367993640).

Almost surely, 2200921619263 is an apocalyptic number.

200921619263 is a deficient number, since it is larger than the sum of its proper divisors (2022329857).

200921619263 is a wasteful number, since it uses less digits than its factorization.

200921619263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323697.

The product of its (nonzero) digits is 69984, while the sum is 41.

The spelling of 200921619263 in words is "two hundred billion, nine hundred twenty-one million, six hundred nineteen thousand, two hundred sixty-three".

Divisors: 1 101 6269 317327 633169 32050027 1989322963 200921619263