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90630411 = 340175337
BaseRepresentation
bin1010110011011…
…10100100001011
320022112111112220
411121232210023
5141200133121
612554305123
72150226414
oct531564413
9208474486
1090630411
1147181a73
12264281a3
1315a12b81
14c07280b
157e536c6
hex566e90b

90630411 has 8 divisors (see below), whose sum is σ = 121143504. Its totient is φ = 60268800.

The previous prime is 90630409. The next prime is 90630413. The reversal of 90630411 is 11403609.

It is an interprime number because it is at equal distance from previous prime (90630409) and next prime (90630413).

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

It is not a de Polignac number, because 90630411 - 21 = 90630409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90630413) 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, 36466 + ... + 38871.

It is an arithmetic number, because the mean of its divisors is an integer number (15142938).

Almost surely, 290630411 is an apocalyptic number.

90630411 is a deficient number, since it is larger than the sum of its proper divisors (30513093).

90630411 is a wasteful number, since it uses less digits than its factorization.

90630411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75741.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 90630411 is about 9520.0005777311. Note that the first 3 decimals coincide. The cubic root of 90630411 is about 449.1843843350.

The spelling of 90630411 in words is "ninety million, six hundred thirty thousand, four hundred eleven".

Divisors: 1 3 401 1203 75337 226011 30210137 90630411