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90060361 = 1943110233
BaseRepresentation
bin1010101111000…
…11011001001001
320021110112120221
411113203121021
5141023412421
612534150041
72142333436
oct527433111
9207415527
1090060361
1146922756
12261b2321
1315873571
14bd64b8d
157d8e841
hex55e3649

90060361 has 8 divisors (see below), whose sum is σ = 97005920. Its totient is φ = 83335392.

The previous prime is 90060353. The next prime is 90060367. The reversal of 90060361 is 16306009.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90060361 - 23 = 90060353 is a prime.

It is a super-2 number, since 2×900603612 = 16221737246900642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90060367) 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, 54300 + ... + 55933.

It is an arithmetic number, because the mean of its divisors is an integer number (12125740).

Almost surely, 290060361 is an apocalyptic number.

It is an amenable number.

90060361 is a deficient number, since it is larger than the sum of its proper divisors (6945559).

90060361 is a wasteful number, since it uses less digits than its factorization.

90060361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110295.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 90060361 is about 9490.0137513072. The cubic root of 90060361 is about 448.2406382191.

The spelling of 90060361 in words is "ninety million, sixty thousand, three hundred sixty-one".

Divisors: 1 19 43 817 110233 2094427 4740019 90060361