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290352030 = 2359678401
BaseRepresentation
bin10001010011100…
…110101110011110
3202020100102002220
4101103212232132
51043312231110
644451130210
710123644243
oct2123465636
9666312086
10290352030
11139994861
12812a3966
1348200547
142a7c15ca
151a755370
hex114e6b9e

290352030 has 16 divisors (see below), whose sum is σ = 696844944. Its totient is φ = 77427200.

The previous prime is 290352017. The next prime is 290352059. The reversal of 290352030 is 30253092.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4839171 + ... + 4839230.

It is an arithmetic number, because the mean of its divisors is an integer number (43552809).

Almost surely, 2290352030 is an apocalyptic number.

290352030 is an abundant number, since it is smaller than the sum of its proper divisors (406492914).

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

290352030 is a wasteful number, since it uses less digits than its factorization.

290352030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9678411.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 290352030 is about 17039.7191878270. The cubic root of 290352030 is about 662.1783168324.

The spelling of 290352030 in words is "two hundred ninety million, three hundred fifty-two thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 9678401 19356802 29035203 48392005 58070406 96784010 145176015 290352030