Search a number
-
+
83045108 = 2221419697
BaseRepresentation
bin1001111001100…
…10101011110100
312210021010110202
410330302223310
5132224420413
612123540032
72025605006
oct474625364
9183233422
1083045108
1142971023
122398a618
1314288423
14b05a376
157455e58
hex4f32af4

83045108 has 12 divisors (see below), whose sum is σ = 145411812. Its totient is φ = 41498880.

The previous prime is 83045101. The next prime is 83045113. The reversal of 83045108 is 80154038.

It can be written as a sum of positive squares in 2 ways, for example, as 47499664 + 35545444 = 6892^2 + 5962^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83045101) 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, 3716 + ... + 13412.

It is an arithmetic number, because the mean of its divisors is an integer number (12117651).

Almost surely, 283045108 is an apocalyptic number.

It is an amenable number.

83045108 is a deficient number, since it is larger than the sum of its proper divisors (62366704).

83045108 is a wasteful number, since it uses less digits than its factorization.

83045108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11842 (or 11840 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 83045108 is about 9112.9088659988. The cubic root of 83045108 is about 436.2860746352.

The spelling of 83045108 in words is "eighty-three million, forty-five thousand, one hundred eight".

Divisors: 1 2 4 2141 4282 8564 9697 19394 38788 20761277 41522554 83045108