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49343904 = 253419037
BaseRepresentation
bin1011110000111…
…0110110100000
310102211221010000
42330032312200
5100113001104
64521340000
71136262531
oct274166640
9112757100
1049343904
1125942895
1214637600
13a2b889c
1467a6688
1544ea639
hex2f0eda0

49343904 has 60 divisors (see below), whose sum is σ = 145126674. Its totient is φ = 16447104.

The previous prime is 49343891. The next prime is 49343923. The reversal of 49343904 is 40934394.

49343904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 49280400 + 63504 = 7020^2 + 252^2 .

It is a super-2 number, since 2×493439042 = 4869641723922432, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6927 + ... + 12110.

Almost surely, 249343904 is an apocalyptic number.

It is an amenable number.

49343904 is an abundant number, since it is smaller than the sum of its proper divisors (95782770).

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

49343904 is a wasteful number, since it uses less digits than its factorization.

49343904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19059 (or 19042 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 49343904 is about 7024.5216207227. The cubic root of 49343904 is about 366.7846643186.

It can be divided in two parts, 4934390 and 4, that added together give a palindrome (4934394).

The spelling of 49343904 in words is "forty-nine million, three hundred forty-three thousand, nine hundred four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 81 96 108 144 162 216 288 324 432 648 864 1296 2592 19037 38074 57111 76148 114222 152296 171333 228444 304592 342666 456888 513999 609184 685332 913776 1027998 1370664 1541997 1827552 2055996 2741328 3083994 4111992 5482656 6167988 8223984 12335976 16447968 24671952 49343904