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83348856 = 23328913007
BaseRepresentation
bin1001111011111…
…00110101111000
312210211120010200
410331330311320
5132314130411
612134242200
72031311403
oct475746570
9183746120
1083348856
1143059258
1223ab6360
1314363766
14b0d8d3a
1574b5e56
hex4f7cd78

83348856 has 48 divisors (see below), whose sum is σ = 228290400. Its totient is φ = 27468672.

The previous prime is 83348851. The next prime is 83348857. The reversal of 83348856 is 65884338.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83348851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96 + ... + 12911.

It is an arithmetic number, because the mean of its divisors is an integer number (4756050).

Almost surely, 283348856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83348856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114145200).

83348856 is an abundant number, since it is smaller than the sum of its proper divisors (144941544).

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

83348856 is a wasteful number, since it uses less digits than its factorization.

83348856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13108 (or 13101 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 83348856 is about 9129.5594636324. The cubic root of 83348856 is about 436.8173512811.

The spelling of 83348856 in words is "eighty-three million, three hundred forty-eight thousand, eight hundred fifty-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 89 178 267 356 534 712 801 1068 1602 2136 3204 6408 13007 26014 39021 52028 78042 104056 117063 156084 234126 312168 468252 936504 1157623 2315246 3472869 4630492 6945738 9260984 10418607 13891476 20837214 27782952 41674428 83348856