Search a number
-
+
49998717504001 = 7192773225742073
BaseRepresentation
bin10110101111001001110111…
…10010111100101000000001
320120000211102120220201101001
423113210323302330220001
523023134333140112001
6254201032125012001
713350200554402540
oct1327447362745001
9216024376821331
1049998717504001
1114a27378626942
1257361053b4001
1321b8b21b062c6
14c4bd45162157
155ba8ac27b001
hex2d793bcbca01

49998717504001 has 32 divisors (see below), whose sum is σ = 60369283132160. Its totient is φ = 40451674669056.

The previous prime is 49998717503983. The next prime is 49998717504013. The reversal of 49998717504001 is 10040571789994.

It is a happy number.

It is a Cunningham number, because it is equal to 368403+1.

It is not a de Polignac number, because 49998717504001 - 27 = 49998717503873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49998717504301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1188359101 + ... + 1188401173.

It is an arithmetic number, because the mean of its divisors is an integer number (1886540097880).

Almost surely, 249998717504001 is an apocalyptic number.

It is an amenable number.

49998717504001 is a deficient number, since it is larger than the sum of its proper divisors (10370565628159).

49998717504001 is a wasteful number, since it uses less digits than its factorization.

49998717504001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74633.

The product of its (nonzero) digits is 22861440, while the sum is 64.

The spelling of 49998717504001 in words is "forty-nine trillion, nine hundred ninety-eight billion, seven hundred seventeen million, five hundred four thousand, one".

Divisors: 1 7 19 133 277 1939 5263 32257 36841 42073 225799 294511 612883 799387 4290181 5595709 8935189 11654221 62546323 81579547 169768591 221430199 1188380137 1357148761 1550011393 9500041327 25785826459 180500785213 375930206797 2631511447579 7142673929143 49998717504001