Search a number
-
+
49242080 = 2552313381
BaseRepresentation
bin1011101111010…
…1111111100000
310102122202102202
42323311333200
5100101221310
64515232332
71135356626
oct273657740
9112582382
1049242080
1125883338
12145a86a8
13a281434
14677b516
1544ca3a5
hex2ef5fe0

49242080 has 48 divisors (see below), whose sum is σ = 121401504. Its totient is φ = 18839040.

The previous prime is 49242073. The next prime is 49242101. The reversal of 49242080 is 8024294.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3011 + ... + 10370.

It is an arithmetic number, because the mean of its divisors is an integer number (2529198).

Almost surely, 249242080 is an apocalyptic number.

49242080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49242080 is an abundant number, since it is smaller than the sum of its proper divisors (72159424).

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

49242080 is a wasteful number, since it uses less digits than its factorization.

49242080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13419 (or 13411 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 49242080 is about 7017.2701244857. The cubic root of 49242080 is about 366.5321967884.

The spelling of 49242080 in words is "forty-nine million, two hundred forty-two thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 23 32 40 46 80 92 115 160 184 230 368 460 736 920 1840 3680 13381 26762 53524 66905 107048 133810 214096 267620 307763 428192 535240 615526 1070480 1231052 1538815 2140960 2462104 3077630 4924208 6155260 9848416 12310520 24621040 49242080