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290413537 = 1941372803
BaseRepresentation
bin10001010011110…
…101101111100001
3202020110112110221
4101103311233201
51043321213122
644452323041
710124321461
oct2123655741
9666415427
10290413537
11139a26a97
1281313481
134822253b
142a7d9ba1
151a7686c7
hex114f5be1

290413537 has 8 divisors (see below), whose sum is σ = 313155360. Its totient is φ = 268417440.

The previous prime is 290413531. The next prime is 290413561. The reversal of 290413537 is 735314092.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-290413537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (290413531) 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, 185623 + ... + 187180.

It is an arithmetic number, because the mean of its divisors is an integer number (39144420).

Almost surely, 2290413537 is an apocalyptic number.

It is an amenable number.

290413537 is a deficient number, since it is larger than the sum of its proper divisors (22741823).

290413537 is a wasteful number, since it uses less digits than its factorization.

290413537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372863.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 290413537 is about 17041.5239048625. The cubic root of 290413537 is about 662.2250712568.

The spelling of 290413537 in words is "two hundred ninety million, four hundred thirteen thousand, five hundred thirty-seven".

Divisors: 1 19 41 779 372803 7083257 15284923 290413537