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90419410 = 259041941
BaseRepresentation
bin1010110001110…
…11000011010010
320022010210010001
411120323003102
5141121410120
612550000214
72145360304
oct530730322
9208123101
1090419410
1147048494
122634606a
131596ab13
14c019974
157e10e0a
hex563b0d2

90419410 has 8 divisors (see below), whose sum is σ = 162754956. Its totient is φ = 36167760.

The previous prime is 90419383. The next prime is 90419429. The reversal of 90419410 is 1491409.

It can be written as a sum of positive squares in 2 ways, for example, as 89472681 + 946729 = 9459^2 + 973^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4520961 + ... + 4520980.

Almost surely, 290419410 is an apocalyptic number.

90419410 is a deficient number, since it is larger than the sum of its proper divisors (72335546).

90419410 is a wasteful number, since it uses less digits than its factorization.

90419410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9041948.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 90419410 is about 9508.9121354653. The cubic root of 90419410 is about 448.8355242369.

The spelling of 90419410 in words is "ninety million, four hundred nineteen thousand, four hundred ten".

Divisors: 1 2 5 10 9041941 18083882 45209705 90419410