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10022381438 = 237331409177
BaseRepresentation
bin10010101010110000…
…10110011101111110
3221212110212201200112
421111120112131332
5131011212201223
64334302230022
7503235556646
oct112530263576
927773781615
1010022381438
114283411573
121b38585312
13c39525824
146b110b526
153d9d2e778
hex25561677e

10022381438 has 16 divisors (see below), whose sum is σ = 15486568944. Its totient is φ = 4861010880.

The previous prime is 10022381419. The next prime is 10022381441. The reversal of 10022381438 is 83418322001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180095 + ... + 229082.

It is an arithmetic number, because the mean of its divisors is an integer number (967910559).

Almost surely, 210022381438 is an apocalyptic number.

10022381438 is a deficient number, since it is larger than the sum of its proper divisors (5464187506).

10022381438 is a wasteful number, since it uses less digits than its factorization.

10022381438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409547.

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 10022381438 in words is "ten billion, twenty-two million, three hundred eighty-one thousand, four hundred thirty-eight".

Divisors: 1 2 37 74 331 662 12247 24494 409177 818354 15139549 30279098 135437587 270875174 5011190719 10022381438