Search a number
-
+
30084444348 = 2237273700877
BaseRepresentation
bin11100000001001011…
…000011000010111100
32212122122012010020120
4130001023003002330
5443103104204343
621453130014540
72113343362200
oct340113030274
985578163216
1030084444348
1111838980352
1259b7277450
132ab5a2037a
14165574ab00
15bb1259683
hex7012c30bc

30084444348 has 72 divisors (see below), whose sum is σ = 82776495312. Its totient is φ = 8477796096.

The previous prime is 30084444343. The next prime is 30084444359. The reversal of 30084444348 is 84344448003.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30084444343) 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, 307515 + ... + 393362.

It is an arithmetic number, because the mean of its divisors is an integer number (1149673546).

Almost surely, 230084444348 is an apocalyptic number.

It is an amenable number.

30084444348 is an abundant number, since it is smaller than the sum of its proper divisors (52692050964).

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

30084444348 is a wasteful number, since it uses less digits than its factorization.

30084444348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700971 (or 700962 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 42.

The spelling of 30084444348 in words is "thirty billion, eighty-four million, four hundred forty-four thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 49 73 84 98 146 147 196 219 292 294 438 511 588 876 1022 1533 2044 3066 3577 6132 7154 10731 14308 21462 42924 700877 1401754 2102631 2803508 4205262 4906139 8410524 9812278 14718417 19624556 29436834 34342973 51164021 58873668 68685946 102328042 103028919 137371892 153492063 204656084 206057838 306984126 358148147 412115676 613968252 716296294 1074444441 1432592588 2148888882 2507037029 4297777764 5014074058 7521111087 10028148116 15042222174 30084444348