Search a number
-
+
30050274296 = 23721912233299
BaseRepresentation
bin11011111111001000…
…101100101111111000
32212120020220002202002
4123333020230233320
5443020332234141
621445505400132
72112450055100
oct337710545770
985506802662
1030050274296
1111820661939
1259a7939048
132aab9182c3
141650db4200
15bad259e9b
hex6ff22cbf8

30050274296 has 96 divisors (see below), whose sum is σ = 69070320000. Its totient is φ = 12187191744.

The previous prime is 30050274263. The next prime is 30050274307. The reversal of 30050274296 is 69247205003.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9107255 + ... + 9110553.

It is an arithmetic number, because the mean of its divisors is an integer number (719482500).

Almost surely, 230050274296 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30050274296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34535160000).

30050274296 is an abundant number, since it is smaller than the sum of its proper divisors (39020045704).

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

30050274296 is a wasteful number, since it uses less digits than its factorization.

30050274296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4561 (or 4550 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

Adding to 30050274296 its reverse (69247205003), we get a palindrome (99297479299).

The spelling of 30050274296 in words is "thirty billion, fifty million, two hundred seventy-four thousand, two hundred ninety-six".

Divisors: 1 2 4 7 8 14 19 28 38 49 56 76 98 133 152 196 266 392 532 931 1064 1223 1862 2446 3299 3724 4892 6598 7448 8561 9784 13196 17122 23093 23237 26392 34244 46186 46474 59927 62681 68488 92372 92948 119854 125362 161651 162659 184744 185896 239708 250724 323302 325318 438767 479416 501448 646604 650636 877534 1138613 1293208 1301272 1755068 2277226 3071369 3510136 4034677 4554452 6142738 8069354 9108904 12285476 16138708 24570952 28242739 32277416 56485478 76658863 112970956 153317726 197699173 225941912 306635452 395398346 536612041 613270904 790796692 1073224082 1581593384 2146448164 3756284287 4292896328 7512568574 15025137148 30050274296