Search a number
-
+
2008506208 = 25173692107
BaseRepresentation
bin111011110110111…
…0101111101100000
312011222100200112211
41313231311331200
513103134144313
6531145131504
7100526010142
oct16755657540
95158320484
102008506208
11940827495
12480789b94
13260165017
14150a70c92
15bb4e2e3d
hex77b75f60

2008506208 has 24 divisors (see below), whose sum is σ = 4186850472. Its totient is φ = 945179136.

The previous prime is 2008506167. The next prime is 2008506209. The reversal of 2008506208 is 8026058002.

It is a self number, because there is not a number n which added to its sum of digits gives 2008506208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2008506209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1845510 + ... + 1846597.

It is an arithmetic number, because the mean of its divisors is an integer number (174452103).

Almost surely, 22008506208 is an apocalyptic number.

It is an amenable number.

2008506208 is an abundant number, since it is smaller than the sum of its proper divisors (2178344264).

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

2008506208 is a wasteful number, since it uses less digits than its factorization.

2008506208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3692134 (or 3692126 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 2008506208 is about 44816.3609410670. The cubic root of 2008506208 is about 1261.7047153272.

The spelling of 2008506208 in words is "two billion, eight million, five hundred six thousand, two hundred eight".

Divisors: 1 2 4 8 16 17 32 34 68 136 272 544 3692107 7384214 14768428 29536856 59073712 62765819 118147424 125531638 251063276 502126552 1004253104 2008506208