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90060575 = 5211327493
BaseRepresentation
bin1010101111000…
…11011100011111
320021110112212212
411113203130133
5141023414300
612534151035
72142334163
oct527433437
9207415785
1090060575
1146922930
12261b247b
13158736a7
14bd64ca3
157d8e935
hex55e371f

90060575 has 12 divisors (see below), whose sum is σ = 121827768. Its totient is φ = 65498400.

The previous prime is 90060563. The next prime is 90060587. The reversal of 90060575 is 57506009.

It is an interprime number because it is at equal distance from previous prime (90060563) and next prime (90060587).

It is not a de Polignac number, because 90060575 - 210 = 90059551 is a prime.

It is a super-2 number, since 2×900605752 = 16221814338661250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 163472 + ... + 164021.

It is an arithmetic number, because the mean of its divisors is an integer number (10152314).

Almost surely, 290060575 is an apocalyptic number.

90060575 is a deficient number, since it is larger than the sum of its proper divisors (31767193).

90060575 is a wasteful number, since it uses less digits than its factorization.

90060575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327514 (or 327509 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 90060575 is about 9490.0250263105. The cubic root of 90060575 is about 448.2409932529.

The spelling of 90060575 in words is "ninety million, sixty thousand, five hundred seventy-five".

Divisors: 1 5 11 25 55 275 327493 1637465 3602423 8187325 18012115 90060575