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29284250149 = 711380314937
BaseRepresentation
bin11011010001011110…
…100011001000100101
32210120212111001011101
4123101132203020211
5434433232001044
621241503040101
72054456006410
oct332136431045
983525431141
1029284250149
1111468217630
1258132a0031
1329b8cccc8b
1415bb370b77
15b65d94cd4
hex6d17a3225

29284250149 has 8 divisors (see below), whose sum is σ = 36510234048. Its totient is φ = 22818896160.

The previous prime is 29284250143. The next prime is 29284250179. The reversal of 29284250149 is 94105248292.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 29284250149 - 217 = 29284119077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29284250099 and 29284250108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29284250143) by changing a digit.

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, 190157392 + ... + 190157545.

It is an arithmetic number, because the mean of its divisors is an integer number (4563779256).

Almost surely, 229284250149 is an apocalyptic number.

It is an amenable number.

29284250149 is a deficient number, since it is larger than the sum of its proper divisors (7225983899).

29284250149 is a wasteful number, since it uses less digits than its factorization.

29284250149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380314955.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 29284250149 in words is "twenty-nine billion, two hundred eighty-four million, two hundred fifty thousand, one hundred forty-nine".

Divisors: 1 7 11 77 380314937 2662204559 4183464307 29284250149