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83414501 = 384721683
BaseRepresentation
bin1001111100011…
…00110111100101
312210221220011222
410332030313211
5132323231001
612135510125
72032003652
oct476146745
9183856158
1083414501
11430a3605
1223b28345
13143875c1
14b114c29
1574ca61b
hex4f8cde5

83414501 has 4 divisors (see below), whose sum is σ = 83440032. Its totient is φ = 83388972.

The previous prime is 83414483. The next prime is 83414509. The reversal of 83414501 is 10541438.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10541438 = 25270719.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-83414501 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83414509) 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, 6995 + ... + 14688.

It is an arithmetic number, because the mean of its divisors is an integer number (20860008).

Almost surely, 283414501 is an apocalyptic number.

It is an amenable number.

83414501 is a deficient number, since it is larger than the sum of its proper divisors (25531).

83414501 is a wasteful number, since it uses less digits than its factorization.

83414501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25530.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 83414501 is about 9133.1539459269. The cubic root of 83414501 is about 436.9319993265.

Adding to 83414501 its reverse (10541438), we get a palindrome (93955939).

The spelling of 83414501 in words is "eighty-three million, four hundred fourteen thousand, five hundred one".

Divisors: 1 3847 21683 83414501