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4868145 = 325251431
BaseRepresentation
bin10010100100100000110001
3100011022211200
4102210200301
52221240040
6252201413
756243562
oct22444061
910138750
104868145
112825567
121769269
131015a79
1490a169
15662630
hex4a4831

4868145 has 24 divisors (see below), whose sum is σ = 8491392. Its totient is φ = 2580000.

The previous prime is 4868141. The next prime is 4868167. The reversal of 4868145 is 5418684.

It is not a de Polignac number, because 4868145 - 22 = 4868141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4868141) 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, 11080 + ... + 11510.

It is an arithmetic number, because the mean of its divisors is an integer number (353808).

Almost surely, 24868145 is an apocalyptic number.

4868145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4868145 is a deficient number, since it is larger than the sum of its proper divisors (3623247).

4868145 is a wasteful number, since it uses less digits than its factorization.

4868145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693 (or 690 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 4868145 is about 2206.3873186728. The cubic root of 4868145 is about 169.4810587862.

The spelling of 4868145 in words is "four million, eight hundred sixty-eight thousand, one hundred forty-five".

Divisors: 1 3 5 9 15 45 251 431 753 1255 1293 2155 2259 3765 3879 6465 11295 19395 108181 324543 540905 973629 1622715 4868145