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942215513071 = 71091741770901
BaseRepresentation
bin11011011011000000110…
…10111100001111101111
310100002000121201100022111
431231200122330033233
5110414124132404241
62000503044224451
7125033656501060
oct15554032741757
93302017640274
10942215513071
11333656103678
1213273609b127
136ab09842041
1433863d0c567
1519798796c81
hexdb606bc3ef

942215513071 has 16 divisors (see below), whose sum is σ = 1086774511680. Its totient is φ = 800146771200.

The previous prime is 942215513051. The next prime is 942215513087. The reversal of 942215513071 is 170315512249.

It is not a de Polignac number, because 942215513071 - 27 = 942215512943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (942215513051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13253721 + ... + 13324621.

It is an arithmetic number, because the mean of its divisors is an integer number (67923406980).

Almost surely, 2942215513071 is an apocalyptic number.

942215513071 is a deficient number, since it is larger than the sum of its proper divisors (144558998609).

942215513071 is a wasteful number, since it uses less digits than its factorization.

942215513071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88434.

The product of its (nonzero) digits is 75600, while the sum is 40.

The spelling of 942215513071 in words is "nine hundred forty-two billion, two hundred fifteen million, five hundred thirteen thousand, seventy-one".

Divisors: 1 7 109 763 17417 70901 121919 496307 1898453 7728209 13289171 54097463 1234882717 8644179019 134602216153 942215513071