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290927094 = 2350995261
BaseRepresentation
bin10001010101110…
…011000111110110
3202021102121221120
4101111303013312
51043434131334
644511324410
710131560643
oct2125630766
9667377846
10290927094
1113a247917
1281520706
1348372213
142a8d0dca
151a81a949
hex115731f6

290927094 has 16 divisors (see below), whose sum is σ = 583003440. Its totient is φ = 96784160.

The previous prime is 290927093. The next prime is 290927099. The reversal of 290927094 is 490729092.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (290927093) 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, 44577 + ... + 50684.

It is an arithmetic number, because the mean of its divisors is an integer number (36437715).

Almost surely, 2290927094 is an apocalyptic number.

290927094 is an abundant number, since it is smaller than the sum of its proper divisors (292076346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

290927094 is a wasteful number, since it uses less digits than its factorization.

290927094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95775.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 290927094 is about 17056.5850626671. The cubic root of 290927094 is about 662.6151931651.

It can be divided in two parts, 2909 and 27094, that added together give a palindrome (30003).

The spelling of 290927094 in words is "two hundred ninety million, nine hundred twenty-seven thousand, ninety-four".

Divisors: 1 2 3 6 509 1018 1527 3054 95261 190522 285783 571566 48487849 96975698 145463547 290927094