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290413536 = 2537432163
BaseRepresentation
bin10001010011110…
…101101111100000
3202020110112110220
4101103311233200
51043321213121
644452323040
710124321460
oct2123655740
9666415426
10290413536
11139a26a96
1281313480
134822253a
142a7d9ba0
151a7686c6
hex114f5be0

290413536 has 48 divisors (see below), whose sum is σ = 871242624. Its totient is φ = 82975104.

The previous prime is 290413531. The next prime is 290413561. The reversal of 290413536 is 635314092.

290413536 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 290413497 and 290413506.

It is a congruent 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, 215410 + ... + 216753.

It is an arithmetic number, because the mean of its divisors is an integer number (18150888).

Almost surely, 2290413536 is an apocalyptic number.

It is an amenable number.

290413536 is an abundant number, since it is smaller than the sum of its proper divisors (580829088).

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

290413536 is a wasteful number, since it uses less digits than its factorization.

290413536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432183 (or 432175 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 290413536 is about 17041.5238755224. The cubic root of 290413536 is about 662.2250704968.

The spelling of 290413536 in words is "two hundred ninety million, four hundred thirteen thousand, five hundred thirty-six".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 432163 864326 1296489 1728652 2592978 3025141 3457304 5185956 6050282 6914608 9075423 10371912 12100564 13829216 18150846 20743824 24201128 36301692 41487648 48402256 72603384 96804512 145206768 290413536