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7876485 = 3251011733
BaseRepresentation
bin11110000010111110000101
3112211011111200
4132002332011
54004021420
6440453113
7123643341
oct36027605
915734450
107876485
11449a7a1
12277a199
13182a156
141090621
15a58b90
hex782f85

7876485 has 24 divisors (see below), whose sum is σ = 13795704. Its totient is φ = 4156800.

The previous prime is 7876483. The next prime is 7876493. The reversal of 7876485 is 5846787.

7876485 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2414916 + 5461569 = 1554^2 + 2337^2 .

It is not a de Polignac number, because 7876485 - 21 = 7876483 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 7876485.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7876483) 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, 3679 + ... + 5411.

It is an arithmetic number, because the mean of its divisors is an integer number (574821).

Almost surely, 27876485 is an apocalyptic number.

It is an amenable number.

7876485 is a deficient number, since it is larger than the sum of its proper divisors (5919219).

7876485 is a wasteful number, since it uses less digits than its factorization.

7876485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1845 (or 1842 counting only the distinct ones).

The product of its digits is 376320, while the sum is 45.

The square root of 7876485 is about 2806.5076162377. The cubic root of 7876485 is about 198.9653652172.

The spelling of 7876485 in words is "seven million, eight hundred seventy-six thousand, four hundred eighty-five".

Divisors: 1 3 5 9 15 45 101 303 505 909 1515 1733 4545 5199 8665 15597 25995 77985 175033 525099 875165 1575297 2625495 7876485