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7660068 = 2231349103
BaseRepresentation
bin11101001110001000100100
3112102011122020
4131032020210
53430110233
6432103140
7122052363
oct35161044
915364566
107660068
114362139
122694ab0
1317827b0
1410357da
15a149b3
hex74e224

7660068 has 24 divisors (see below), whose sum is σ = 19248768. Its totient is φ = 2356896.

The previous prime is 7660067. The next prime is 7660087. The reversal of 7660068 is 8600667.

It is not an unprimeable number, because it can be changed into a prime (7660061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24396 + ... + 24707.

It is an arithmetic number, because the mean of its divisors is an integer number (802032).

Almost surely, 27660068 is an apocalyptic number.

7660068 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is an amenable number.

7660068 is an abundant number, since it is smaller than the sum of its proper divisors (11588700).

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

7660068 is a wasteful number, since it uses less digits than its factorization.

7660068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49123 (or 49121 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 7660068 is about 2767.6827852917. The cubic root of 7660068 is about 197.1261356478.

The spelling of 7660068 in words is "seven million, six hundred sixty thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 49103 98206 147309 196412 294618 589236 638339 1276678 1915017 2553356 3830034 7660068