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4277680 = 245114861
BaseRepresentation
bin10000010100010110110000
322001022212121
4100110112300
52043341210
6231404024
751234241
oct20242660
98038777
104277680
112461980
121523614
13b6a094
147d4cc8
155976da
hex4145b0

4277680 has 40 divisors (see below), whose sum is σ = 10851984. Its totient is φ = 1555200.

The previous prime is 4277671. The next prime is 4277699. The reversal of 4277680 is 867724.

4277680 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

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, 1551 + ... + 3310.

Almost surely, 24277680 is an apocalyptic number.

4277680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4277680 is an abundant number, since it is smaller than the sum of its proper divisors (6574304).

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

4277680 is a wasteful number, since it uses less digits than its factorization.

4277680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4885 (or 4879 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 4277680 is about 2068.2553033898. The cubic root of 4277680 is about 162.3314860595.

The spelling of 4277680 in words is "four million, two hundred seventy-seven thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 11 16 20 22 40 44 55 80 88 110 176 220 440 880 4861 9722 19444 24305 38888 48610 53471 77776 97220 106942 194440 213884 267355 388880 427768 534710 855536 1069420 2138840 4277680