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40067985083 = 717242534657
BaseRepresentation
bin100101010100001111…
…001110111010111011
310211102101222112111112
4211110033032322323
51124024401010313
630223523550535
72615631153020
oct452417167273
9124371875445
1040067985083
1115aa1373265
12792282b44b
133a17196c19
141d21627547
1510979658a8
hex9543ceebb

40067985083 has 24 divisors (see below), whose sum is σ = 48665964192. Its totient is φ = 32309213184.

The previous prime is 40067985077. The next prime is 40067985103. The reversal of 40067985083 is 38058976004.

It is not a de Polignac number, because 40067985083 - 216 = 40067919547 is a prime.

It is a super-2 number, since 2×400679850832 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40067985283) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8601491 + ... + 8606147.

It is an arithmetic number, because the mean of its divisors is an integer number (2027748508).

Almost surely, 240067985083 is an apocalyptic number.

40067985083 is a deficient number, since it is larger than the sum of its proper divisors (8597979109).

40067985083 is a wasteful number, since it uses less digits than its factorization.

40067985083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8951 (or 8934 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 50.

The spelling of 40067985083 in words is "forty billion, sixty-seven million, nine hundred eighty-five thousand, eighty-three".

Divisors: 1 7 17 119 289 2023 4253 4657 29771 32599 72301 79169 506107 554183 1229117 1345873 8603819 9421111 19806221 138643547 336705757 2356940299 5723997869 40067985083