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290106050 = 252131313407
BaseRepresentation
bin10001010010101…
…010101011000010
3202012212220200112
4101102222223002
51043231343200
644441551322
710121601143
oct2122525302
9665786615
10290106050
11139836a73
12811a5542
13481455b0
142a759aca
151a707535
hex114aaac2

290106050 has 48 divisors (see below), whose sum is σ = 585712512. Its totient is φ = 106267200.

The previous prime is 290106049. The next prime is 290106059. The reversal of 290106050 is 50601092.

It is not an unprimeable number, because it can be changed into a prime (290106059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83447 + ... + 86853.

It is an arithmetic number, because the mean of its divisors is an integer number (12202344).

Almost surely, 2290106050 is an apocalyptic number.

290106050 is an abundant number, since it is smaller than the sum of its proper divisors (295606462).

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

290106050 is a wasteful number, since it uses less digits than its factorization.

290106050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3563 (or 3558 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 290106050 is about 17032.4998165272. The cubic root of 290106050 is about 661.9912695885.

The spelling of 290106050 in words is "two hundred ninety million, one hundred six thousand, fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 131 262 325 650 655 1310 1703 3275 3406 3407 6550 6814 8515 17030 17035 34070 42575 44291 85150 85175 88582 170350 221455 442910 446317 892634 1107275 2214550 2231585 4463170 5802121 11157925 11604242 22315850 29010605 58021210 145053025 290106050