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72300000916 = 2211131117113159
BaseRepresentation
bin100001101010101101…
…0100111011010010100
320220121201012120222201
41003111122213122110
52141032300012131
653114131534244
75136442603453
oct1032532473224
9226551176881
1072300000916
1128731513880
121201915a384
136a82ac0040
1436dc284b9a
151d324d2761
hex10d56a7694

72300000916 has 48 divisors (see below), whose sum is σ = 148779146880. Its totient is φ = 30308238720.

The previous prime is 72300000847. The next prime is 72300000917. The reversal of 72300000916 is 61900000327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72300000917) 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, 582345 + ... + 695503.

It is an arithmetic number, because the mean of its divisors is an integer number (3099565560).

Almost surely, 272300000916 is an apocalyptic number.

It is an amenable number.

72300000916 is an abundant number, since it is smaller than the sum of its proper divisors (76479145964).

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

72300000916 is a wasteful number, since it uses less digits than its factorization.

72300000916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114304 (or 114302 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 28.

The spelling of 72300000916 in words is "seventy-two billion, three hundred million, nine hundred sixteen", and thus it is an aban number.

Divisors: 1 2 4 11 13 22 26 44 52 143 286 572 1117 2234 4468 12287 14521 24574 29042 49148 58084 113159 159731 226318 319462 452636 638924 1244749 1471067 2489498 2942134 4978996 5884268 16181737 32363474 64726948 126398603 252797206 505594412 1390384633 1643181839 2780769266 3286363678 5561538532 6572727356 18075000229 36150000458 72300000916