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208470718482038 = 21912713514315151
BaseRepresentation
bin101111011001101001011111…
…000111110000011001110110
31000100010121100210212221100222
4233121221133013300121312
5204311041012412411123
62015214043112134342
761624340513363405
oct5731513707603166
91010117323787328
10208470718482038
1160474a31843161
121b46b0319973b2
138c429207495cc
14396a07266763c
151917c061326c8
hexbd9a5f1f0676

208470718482038 has 16 divisors (see below), whose sum is σ = 329164627530240. Its totient is φ = 98749187145000.

The previous prime is 208470718482031. The next prime is 208470718482073. The reversal of 208470718482038 is 830284817074802.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (208470718482031) 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, 46153763 + ... + 50468913.

It is an arithmetic number, because the mean of its divisors is an integer number (20572789220640).

Almost surely, 2208470718482038 is an apocalyptic number.

208470718482038 is a deficient number, since it is larger than the sum of its proper divisors (120693909048202).

208470718482038 is a wasteful number, since it uses less digits than its factorization.

208470718482038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5586523.

The product of its (nonzero) digits is 38535168, while the sum is 62.

The spelling of 208470718482038 in words is "two hundred eight trillion, four hundred seventy billion, seven hundred eighteen million, four hundred eighty-two thousand, thirty-eight".

Divisors: 1 2 19 38 1271351 2542702 4315151 8630302 24155669 48311338 81987869 163975738 5486071539001 10972143078002 104235359241019 208470718482038