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90063063 = 333335669
BaseRepresentation
bin1010101111001…
…00000011010111
320021110200022000
411113210003113
5141024004223
612534210343
72142344346
oct527440327
9207420260
1090063063
1146924792
12261b39b3
131587486c
14bd65b5d
157d90543
hex55e40d7

90063063 has 8 divisors (see below), whose sum is σ = 133426800. Its totient is φ = 60042024.

The previous prime is 90063049. The next prime is 90063107. The reversal of 90063063 is 36036009.

It is not a de Polignac number, because 90063063 - 213 = 90054871 is a prime.

It is a super-2 number, since 2×900630632 = 16222710633883938, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 3335669 = 90063063 / (9 + 0 + 0 + 6 + 3 + 0 + 6 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90063863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1667808 + ... + 1667861.

It is an arithmetic number, because the mean of its divisors is an integer number (16678350).

Almost surely, 290063063 is an apocalyptic number.

90063063 is a deficient number, since it is larger than the sum of its proper divisors (43363737).

90063063 is a wasteful number, since it uses less digits than its factorization.

90063063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335678 (or 3335672 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

The square root of 90063063 is about 9490.1561104125. The cubic root of 90063063 is about 448.2451208945.

The spelling of 90063063 in words is "ninety million, sixty-three thousand, sixty-three".

Divisors: 1 3 9 27 3335669 10007007 30021021 90063063