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90481360750 = 2531132902313
BaseRepresentation
bin101010001000100011…
…0111111111101101110
322122112210122100221021
41110101012333331232
52440301212021000
6105322213324354
76352132606444
oct1242106777556
9278483570837
1090481360750
11354114075a0
12156520366ba
1386bc77c421
144544c00b94
15254876211a
hex15111bff6e

90481360750 has 32 divisors (see below), whose sum is σ = 184779395424. Its totient is φ = 32902312000.

The previous prime is 90481360733. The next prime is 90481360769. The reversal of 90481360750 is 5706318409.

It is a junction number, because it is equal to n+sod(n) for n = 90481360697 and 90481360706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16448407 + ... + 16453906.

It is an arithmetic number, because the mean of its divisors is an integer number (5774356107).

Almost surely, 290481360750 is an apocalyptic number.

90481360750 is an abundant number, since it is smaller than the sum of its proper divisors (94298034674).

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

90481360750 is a wasteful number, since it uses less digits than its factorization.

90481360750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32902341 (or 32902331 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 90481360750 in words is "ninety billion, four hundred eighty-one million, three hundred sixty thousand, seven hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 125 250 275 550 1375 2750 32902313 65804626 164511565 329023130 361925443 723850886 822557825 1645115650 1809627215 3619254430 4112789125 8225578250 9048136075 18096272150 45240680375 90481360750