Search a number
-
+
2249550090 = 23358331667
BaseRepresentation
bin1000011000010101…
…0110100100001010
312210202220222121000
42012011112210022
514101341100330
61011115355430
7106513601034
oct20605264412
95722828530
102249550090
11a548a3307
12529452b76
1329b090038
14174a98c54
15d2758560
hex8615690a

2249550090 has 32 divisors (see below), whose sum is σ = 5998800960. Its totient is φ = 599879952.

The previous prime is 2249550077. The next prime is 2249550091. The reversal of 2249550090 is 900559422.

It is a happy number.

2249550090 is a `hidden beast` number, since 22 + 49 + 5 + 500 + 90 = 666.

It is not an unprimeable number, because it can be changed into a prime (2249550091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4165564 + ... + 4166103.

It is an arithmetic number, because the mean of its divisors is an integer number (187462530).

Almost surely, 22249550090 is an apocalyptic number.

2249550090 is an abundant number, since it is smaller than the sum of its proper divisors (3749250870).

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

2249550090 is a wasteful number, since it uses less digits than its factorization.

2249550090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8331683 (or 8331677 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 2249550090 is about 47429.4221976191. The cubic root of 2249550090 is about 1310.2833507074.

The spelling of 2249550090 in words is "two billion, two hundred forty-nine million, five hundred fifty thousand, ninety".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 8331667 16663334 24995001 41658335 49990002 74985003 83316670 124975005 149970006 224955009 249950010 374925015 449910018 749850030 1124775045 2249550090