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201201208 = 23131934627
BaseRepresentation
bin10111111111000…
…01011000111000
3112000121002011121
423333201120320
5403001414313
631544235024
74662116305
oct1377413070
9460532147
10201201208
11a363349a
125746ba74
13328b7c90
141ca160ac
15129e528d
hexbfe1638

201201208 has 16 divisors (see below), whose sum is σ = 406271880. Its totient is φ = 92862048.

The previous prime is 201201193. The next prime is 201201251. The reversal of 201201208 is 802102102.

It is a super-2 number, since 2×2012012082 = 80963852201318528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201201191 and 201201200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 967210 + ... + 967417.

Almost surely, 2201201208 is an apocalyptic number.

It is an amenable number.

201201208 is an abundant number, since it is smaller than the sum of its proper divisors (205070672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201201208 is a wasteful number, since it uses less digits than its factorization.

201201208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1934646 (or 1934642 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 201201208 is about 14184.5411628293. The cubic root of 201201208 is about 585.9719960059.

The spelling of 201201208 in words is "two hundred one million, two hundred one thousand, two hundred eight".

Divisors: 1 2 4 8 13 26 52 104 1934627 3869254 7738508 15477016 25150151 50300302 100600604 201201208