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49141490 = 2530716007
BaseRepresentation
bin1011101101110…
…1011011110010
310102110122110012
42323131123302
5100040011430
64513134522
71134460436
oct273353362
9112418405
1049141490
1125814802
121455a442
13a247708
1467529c6
1544aa695
hex2edd6f2

49141490 has 16 divisors (see below), whose sum is σ = 88748352. Its totient is φ = 19591344.

The previous prime is 49141447. The next prime is 49141517. The reversal of 49141490 is 9414194.

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, 4934 + ... + 11073.

It is an arithmetic number, because the mean of its divisors is an integer number (5546772).

Almost surely, 249141490 is an apocalyptic number.

49141490 is a deficient number, since it is larger than the sum of its proper divisors (39606862).

49141490 is a wasteful number, since it uses less digits than its factorization.

49141490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16321.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 49141490 is about 7010.0991433788. The cubic root of 49141490 is about 366.2824469306.

The spelling of 49141490 in words is "forty-nine million, one hundred forty-one thousand, four hundred ninety".

Divisors: 1 2 5 10 307 614 1535 3070 16007 32014 80035 160070 4914149 9828298 24570745 49141490