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83378736883683 = 3213767622657651
BaseRepresentation
bin10010111101010100011111…
…111111100110011111100011
3101221012221002112101102222100
4102331110133333212133203
541412034123120234213
6453155355105541443
723363625553556613
oct2275243777463743
9357187075342870
1083378736883683
11246267a632320a
129427436344883
13376a772a32b07
1416837a3ac8a43
15998d13ea3773
hex4bd51ffe67e3

83378736883683 has 12 divisors (see below), whose sum is σ = 121315047827688. Its totient is φ = 55180088642400.

The previous prime is 83378736883657. The next prime is 83378736883709. The reversal of 83378736883683 is 38638863787338.

83378736883683 is a `hidden beast` number, since 8 + 33 + 78 + 7 + 368 + 83 + 6 + 83 = 666.

It is an interprime number because it is at equal distance from previous prime (83378736883657) and next prime (83378736883709).

It is not a de Polignac number, because 83378736883683 - 28 = 83378736883427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83378736883283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33811327593 + ... + 33811330058.

It is an arithmetic number, because the mean of its divisors is an integer number (10109587318974).

Almost surely, 283378736883683 is an apocalyptic number.

83378736883683 is a deficient number, since it is larger than the sum of its proper divisors (37936310944005).

83378736883683 is a wasteful number, since it uses less digits than its factorization.

83378736883683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67622657794 (or 67622657791 counting only the distinct ones).

The product of its digits is 14046068736, while the sum is 81.

The spelling of 83378736883683 in words is "eighty-three trillion, three hundred seventy-eight billion, seven hundred thirty-six million, eight hundred eighty-three thousand, six hundred eighty-three".

Divisors: 1 3 9 137 411 1233 67622657651 202867972953 608603918859 9264304098187 27792912294561 83378736883683