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2008081412 = 2217107275987
BaseRepresentation
bin111011110110000…
…1110010000000100
312011221120002211122
41313230032100010
513103032101122
6531132053112
7100522260521
oct16754162004
95157502748
102008081412
11940567317
12480604198
1326004686c
141509a0148
15bb45c142
hex77b0e404

2008081412 has 24 divisors (see below), whose sum is σ = 3755644704. Its totient is φ = 936144512.

The previous prime is 2008081409. The next prime is 2008081417. The reversal of 2008081412 is 2141808002.

It is not an unprimeable number, because it can be changed into a prime (2008081417) 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, 130718 + ... + 145269.

It is an arithmetic number, because the mean of its divisors is an integer number (156485196).

Almost surely, 22008081412 is an apocalyptic number.

It is an amenable number.

2008081412 is a deficient number, since it is larger than the sum of its proper divisors (1747563292).

2008081412 is a wasteful number, since it uses less digits than its factorization.

2008081412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276115 (or 276113 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 2008081412 is about 44811.6213944553. The cubic root of 2008081412 is about 1261.6157595145.

Adding to 2008081412 its reverse (2141808002), we get a palindrome (4149889414).

The spelling of 2008081412 in words is "two billion, eight million, eighty-one thousand, four hundred twelve".

Divisors: 1 2 4 17 34 68 107 214 428 1819 3638 7276 275987 551974 1103948 4691779 9383558 18767116 29530609 59061218 118122436 502020353 1004040706 2008081412