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83418004 = 2240950989
BaseRepresentation
bin1001111100011…
…01101110010100
312210222001222201
410332031232110
5132323334004
612135534244
72032020115
oct476155624
9183861881
1083418004
11430a61aa
1223b2a384
1314389087
14b11620c
1574cb6a4
hex4f8db94

83418004 has 12 divisors (see below), whose sum is σ = 146341300. Its totient is φ = 41606208.

The previous prime is 83417981. The next prime is 83418011. The reversal of 83418004 is 40081438.

It can be written as a sum of positive squares in 2 ways, for example, as 62441604 + 20976400 = 7902^2 + 4580^2 .

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, 23859 + ... + 27130.

Almost surely, 283418004 is an apocalyptic number.

It is an amenable number.

83418004 is a deficient number, since it is larger than the sum of its proper divisors (62923296).

83418004 is a wasteful number, since it uses less digits than its factorization.

83418004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51402 (or 51400 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 83418004 is about 9133.3457177532. The cubic root of 83418004 is about 436.9381155746.

The spelling of 83418004 in words is "eighty-three million, four hundred eighteen thousand, four".

Divisors: 1 2 4 409 818 1636 50989 101978 203956 20854501 41709002 83418004