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49803328069 = 1138911639011
BaseRepresentation
bin101110011000100000…
…100111101001000101
311202112212202012110021
4232120200213221011
51303444122444234
634513534055141
73412113206125
oct563040475105
9152485665407
1049803328069
111a137753570
12979b04a4b1
1349090ac4c1
1425a6576c85
1514674969b4
hexb98827a45

49803328069 has 8 divisors (see below), whose sum is σ = 54470576160. Its totient is φ = 45159358800.

The previous prime is 49803328049. The next prime is 49803328073. The reversal of 49803328069 is 96082330894.

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 49803328069 - 225 = 49769773637 is a prime.

It is a super-2 number, since 2×498033280692 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49803328009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5815227 + ... + 5823784.

It is an arithmetic number, because the mean of its divisors is an integer number (6808822020).

Almost surely, 249803328069 is an apocalyptic number.

It is an amenable number.

49803328069 is a deficient number, since it is larger than the sum of its proper divisors (4667248091).

49803328069 is a wasteful number, since it uses less digits than its factorization.

49803328069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11639411.

The product of its (nonzero) digits is 2239488, while the sum is 52.

The spelling of 49803328069 in words is "forty-nine billion, eight hundred three million, three hundred twenty-eight thousand, sixty-nine".

Divisors: 1 11 389 4279 11639011 128029121 4527575279 49803328069