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49132340 = 2252456617
BaseRepresentation
bin1011101101101…
…1001100110100
310102110011220022
42323123030310
5100034213330
64513024312
71134421655
oct273331464
9112404808
1049132340
1125808944
1214555098
13a2434ba
14674d52c
1544a7ae5
hex2edb334

49132340 has 12 divisors (see below), whose sum is σ = 103177956. Its totient is φ = 19652928.

The previous prime is 49132333. The next prime is 49132379. The reversal of 49132340 is 4323194.

It can be written as a sum of positive squares in 2 ways, for example, as 8631844 + 40500496 = 2938^2 + 6364^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1228289 + ... + 1228328.

It is an arithmetic number, because the mean of its divisors is an integer number (8598163).

Almost surely, 249132340 is an apocalyptic number.

It is an amenable number.

49132340 is an abundant number, since it is smaller than the sum of its proper divisors (54045616).

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

49132340 is a wasteful number, since it uses less digits than its factorization.

49132340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2456626 (or 2456624 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 49132340 is about 7009.4464831397. The cubic root of 49132340 is about 366.2597119503.

The spelling of 49132340 in words is "forty-nine million, one hundred thirty-two thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 2456617 4913234 9826468 12283085 24566170 49132340