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2890430214 = 2371922915817
BaseRepresentation
bin1010110001001000…
…0111011100000110
321110102212001211220
42230102013130012
521404422231324
61154451541210
7131425152150
oct25422073406
97412761756
102890430214
111253633001
12687bba806
13370a9cc49
141d5c43ad0
1511db4db79
hexac487706

2890430214 has 64 divisors (see below), whose sum is σ = 6985228800. Its totient is φ = 778906368.

The previous prime is 2890430209. The next prime is 2890430273. The reversal of 2890430214 is 4120340982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 174834 + ... + 190650.

It is an arithmetic number, because the mean of its divisors is an integer number (109144200).

Almost surely, 22890430214 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2890430214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3492614400).

2890430214 is an abundant number, since it is smaller than the sum of its proper divisors (4094798586).

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

2890430214 is a wasteful number, since it uses less digits than its factorization.

2890430214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16077.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 2890430214 is about 53762.7214154938. The cubic root of 2890430214 is about 1424.4728061527.

The spelling of 2890430214 in words is "two billion, eight hundred ninety million, four hundred thirty thousand, two hundred fourteen".

Divisors: 1 2 3 6 7 14 19 21 38 42 57 114 133 229 266 399 458 687 798 1374 1603 3206 4351 4809 8702 9618 13053 15817 26106 30457 31634 47451 60914 91371 94902 110719 182742 221438 300523 332157 601046 664314 901569 1803138 2103661 3622093 4207322 6310983 7244186 10866279 12621966 21732558 25354651 50709302 68819767 76063953 137639534 152127906 206459301 412918602 481738369 963476738 1445215107 2890430214