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117042474 = 23431313463
BaseRepresentation
bin1101111100111…
…10110100101010
322011020101002110
412332132310222
5214430324344
615340343150
72620562463
oct676366452
9264211073
10117042474
116008181a
1233244ab6
131b32ca03
1411789d6a
15a41e3b9
hex6f9ed2a

117042474 has 32 divisors (see below), whose sum is σ = 241426944. Its totient is φ = 37805040.

The previous prime is 117042473. The next prime is 117042479. The reversal of 117042474 is 474240711.

It is not an unprimeable number, because it can be changed into a prime (117042473) 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 15 ways as a sum of consecutive naturals, for example, 32067 + ... + 35529.

It is an arithmetic number, because the mean of its divisors is an integer number (7544592).

Almost surely, 2117042474 is an apocalyptic number.

117042474 is an abundant number, since it is smaller than the sum of its proper divisors (124384470).

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

117042474 is a wasteful number, since it uses less digits than its factorization.

117042474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3642.

The product of its (nonzero) digits is 6272, while the sum is 30.

The square root of 117042474 is about 10818.6170095812. The cubic root of 117042474 is about 489.1565024470.

The spelling of 117042474 in words is "one hundred seventeen million, forty-two thousand, four hundred seventy-four".

Divisors: 1 2 3 6 43 86 129 131 258 262 393 786 3463 5633 6926 10389 11266 16899 20778 33798 148909 297818 446727 453653 893454 907306 1360959 2721918 19507079 39014158 58521237 117042474