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90310023123022 = 21950910601440441
BaseRepresentation
bin10100100010001011110000…
…110110010001000001001110
3102211202112221210021201011001
4110202023300312101001032
543314114411404414042
6520023504001050514
725010453363526313
oct2442136066210116
9384675853251131
1090310023123022
11268592a17480aa
12a166830026a3a
133b51277541561
141843058086d0a
15a69286e64bb7
hex5222f0d9104e

90310023123022 has 32 divisors (see below), whose sum is σ = 142888722170400. Its totient is φ = 42690263616000.

The previous prime is 90310023122983. The next prime is 90310023123053. The reversal of 90310023123022 is 22032132001309.

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 15 ways as a sum of consecutive naturals, for example, 204824322 + ... + 205264762.

It is an arithmetic number, because the mean of its divisors is an integer number (4465272567825).

Almost surely, 290310023123022 is an apocalyptic number.

90310023123022 is a deficient number, since it is larger than the sum of its proper divisors (52578699047378).

90310023123022 is a wasteful number, since it uses less digits than its factorization.

90310023123022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451572.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 90310023123022 in words is "ninety trillion, three hundred ten billion, twenty-three million, one hundred twenty-three thousand, twenty-two".

Divisors: 1 2 19 38 509 1018 9671 10601 19342 21202 201419 402838 440441 880882 5395909 8368379 10791818 16736758 102522271 205044542 224184469 448368938 4259504911 4669115041 8519009822 9338230082 88713185779 177426371558 2376579555869 4753159111738 45155011561511 90310023123022