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90332324761 = 71311793531559
BaseRepresentation
bin101010000100000111…
…0011110001110011001
322122011102012112222211
41110020032132032121
52440000033343021
6105255331115121
76345343043260
oct1241016361631
9278142175884
1090332324761
1135345273658
1215610142aa1
13869792a253
14452d0c75d7
15253a6233e1
hex150839e399

90332324761 has 32 divisors (see below), whose sum is σ = 104969779200. Its totient is φ = 76142077440.

The previous prime is 90332324759. The next prime is 90332324767. The reversal of 90332324761 is 16742323309.

It is a cyclic number.

It is not a de Polignac number, because 90332324761 - 21 = 90332324759 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90332324767) 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 31 ways as a sum of consecutive naturals, for example, 57941700 + ... + 57943258.

It is an arithmetic number, because the mean of its divisors is an integer number (3280305600).

Almost surely, 290332324761 is an apocalyptic number.

It is an amenable number.

90332324761 is a deficient number, since it is larger than the sum of its proper divisors (14637454439).

90332324761 is a wasteful number, since it uses less digits than its factorization.

90332324761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2229.

The product of its (nonzero) digits is 163296, while the sum is 40.

The spelling of 90332324761 in words is "ninety billion, three hundred thirty-two million, three hundred twenty-four thousand, seven hundred sixty-one".

Divisors: 1 7 131 179 353 917 1253 1559 2471 10913 23449 46243 63187 164143 204229 279061 323701 442309 550327 1429603 1953427 3852289 8277497 36556991 57942479 72092837 98508533 255898937 504649859 689559731 12904617823 90332324761