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2480131 = 41241251
BaseRepresentation
bin1001011101100000000011
311200000002201
421131200003
51113331011
6125054031
730036463
oct11354003
94600081
102480131
1114443a5
129b7317
1368ab44
14487ba3
1533ecc1
hex25d803

2480131 has 8 divisors (see below), whose sum is σ = 2561328. Its totient is φ = 2400000.

The previous prime is 2480119. The next prime is 2480161. The reversal of 2480131 is 1310842.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a 8-Lehmer number, since φ(2480131) divides (2480131-1)8.

It is a cyclic number.

It is not a de Polignac number, because 2480131 - 27 = 2480003 is a prime.

It is a super-4 number, since 4×24801314 (a number of 27 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2480099 and 2480108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2480161) 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, 9756 + ... + 10006.

It is an arithmetic number, because the mean of its divisors is an integer number (320166).

22480131 is an apocalyptic number.

2480131 is a deficient number, since it is larger than the sum of its proper divisors (81197).

2480131 is a wasteful number, since it uses less digits than its factorization.

2480131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2480131 is about 1574.8431667947. The cubic root of 2480131 is about 135.3603723196.

Adding to 2480131 its reverse (1310842), we get a palindrome (3790973).

The spelling of 2480131 in words is "two million, four hundred eighty thousand, one hundred thirty-one".

Divisors: 1 41 241 251 9881 10291 60491 2480131