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83408050 = 25211151651
BaseRepresentation
bin1001111100010…
…11010010110010
312210221120100001
410332023102302
5132323024200
612135420214
72031646105
oct476132262
9183846301
1083408050
1143099780
1223b2466a
131438469b
14b11273c
1574c876a
hex4f8b4b2

83408050 has 24 divisors (see below), whose sum is σ = 169243632. Its totient is φ = 30330000.

The previous prime is 83408029. The next prime is 83408057. The reversal of 83408050 is 5080438.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (83408057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75276 + ... + 76375.

It is an arithmetic number, because the mean of its divisors is an integer number (7051818).

Almost surely, 283408050 is an apocalyptic number.

83408050 is an abundant number, since it is smaller than the sum of its proper divisors (85835582).

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

83408050 is a wasteful number, since it uses less digits than its factorization.

83408050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151674 (or 151669 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 83408050 is about 9132.8007752277. The cubic root of 83408050 is about 436.9207354137.

Adding to 83408050 its reverse (5080438), we get a palindrome (88488488).

The spelling of 83408050 in words is "eighty-three million, four hundred eight thousand, fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 275 550 151651 303302 758255 1516510 1668161 3336322 3791275 7582550 8340805 16681610 41704025 83408050