Search a number
-
+
2427960 = 233520233
BaseRepresentation
bin1001010000110000111000
311120100112110
421100300320
51110143320
6124012320
726431413
oct11206070
94510473
102427960
111409187
129910a0
13670182
14472b7a
1532e5e0
hex250c38

2427960 has 32 divisors (see below), whose sum is σ = 7284240. Its totient is φ = 647424.

The previous prime is 2427947. The next prime is 2427961. The reversal of 2427960 is 697242.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2427961) 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, 9997 + ... + 10236.

22427960 is an apocalyptic number.

2427960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2427960 is an abundant number, since it is smaller than the sum of its proper divisors (4856280).

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

2427960 is a wasteful number, since it uses less digits than its factorization.

2427960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20247 (or 20243 counting only the distinct ones).

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

The square root of 2427960 is about 1558.1912591207. The cubic root of 2427960 is about 134.4045101945.

The spelling of 2427960 in words is "two million, four hundred twenty-seven thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 20233 40466 60699 80932 101165 121398 161864 202330 242796 303495 404660 485592 606990 809320 1213980 2427960