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7283801049 = 372107571811
BaseRepresentation
bin1101100100010010…
…11111101111011001
3200210121202102122020
412302021133233121
5104404123113144
63202433045053
7345333200400
oct66211375731
920717672566
107283801049
1130a8574598
1214b33b6789
138c1051765
144d1514637
152c96c8419
hex1b225fbd9

7283801049 has 48 divisors (see below), whose sum is σ = 11436961536. Its totient is φ = 4110976800.

The previous prime is 7283801039. The next prime is 7283801051. The reversal of 7283801049 is 9401083827.

It is not a de Polignac number, because 7283801049 - 24 = 7283801033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7283801049.

It is not an unprimeable number, because it can be changed into a prime (7283801039) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8980854 + ... + 8981664.

It is an arithmetic number, because the mean of its divisors is an integer number (238270032).

Almost surely, 27283801049 is an apocalyptic number.

It is an amenable number.

7283801049 is a deficient number, since it is larger than the sum of its proper divisors (4153160487).

7283801049 is a wasteful number, since it uses less digits than its factorization.

7283801049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506 (or 1499 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 7283801049 is about 85345.1876147683. The cubic root of 7283801049 is about 1938.4414670227.

The spelling of 7283801049 in words is "seven billion, two hundred eighty-three million, eight hundred one thousand, forty-nine".

Divisors: 1 3 7 21 49 107 147 321 571 749 811 1713 2247 2433 3997 5243 5677 11991 15729 17031 27979 39739 61097 83937 86777 119217 183291 260331 427679 463081 607439 1283037 1389243 1822317 2993753 3241567 4252073 8981259 9724701 12756219 22690969 49549667 68072907 148649001 346847669 1040543007 2427933683 7283801049