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90141368 = 2314937547
BaseRepresentation
bin1010101111101…
…11001010111000
320021121122201012
411113313022320
5141034010433
612540013052
72143121552
oct527671270
9207548635
1090141368
11469785a9
1226231188
13158a13b5
14bd864d2
157da8848
hex55f72b8

90141368 has 16 divisors (see below), whose sum is σ = 169150680. Its totient is φ = 45034528.

The previous prime is 90141353. The next prime is 90141371. The reversal of 90141368 is 86314109.

It is a happy number.

It is a super-2 number, since 2×901413682 = 16250932449822848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8171 + ... + 15717.

Almost surely, 290141368 is an apocalyptic number.

It is an amenable number.

90141368 is a deficient number, since it is larger than the sum of its proper divisors (79009312).

90141368 is a wasteful number, since it uses less digits than its factorization.

90141368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9046 (or 9042 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 90141368 is about 9494.2808047793. The cubic root of 90141368 is about 448.3749916223.

It can be divided in two parts, 90141 and 368, that added together give a palindrome (90509).

The spelling of 90141368 in words is "ninety million, one hundred forty-one thousand, three hundred sixty-eight".

Divisors: 1 2 4 8 1493 2986 5972 7547 11944 15094 30188 60376 11267671 22535342 45070684 90141368