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7066380 = 2235117773
BaseRepresentation
bin11010111101001100001100
3111022000020210
4122331030030
53302111010
6411242420
7114030456
oct32751414
914260223
107066380
113a97092
122449410
1316054b9
14d1d2d6
15948b20
hex6bd30c

7066380 has 24 divisors (see below), whose sum is σ = 19786032. Its totient is φ = 1884352.

The previous prime is 7066379. The next prime is 7066393. The reversal of 7066380 is 836607.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58827 + ... + 58946.

It is an arithmetic number, because the mean of its divisors is an integer number (824418).

Almost surely, 27066380 is an apocalyptic number.

It is an amenable number.

7066380 is an abundant number, since it is smaller than the sum of its proper divisors (12719652).

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

7066380 is a wasteful number, since it uses less digits than its factorization.

7066380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117785 (or 117783 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 7066380 is about 2658.2663523432. The cubic root of 7066380 is about 191.8958853929.

The spelling of 7066380 in words is "seven million, sixty-six thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 117773 235546 353319 471092 588865 706638 1177730 1413276 1766595 2355460 3533190 7066380