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49096931 = 13191971009
BaseRepresentation
bin1011101101001…
…0100011100011
310102101101022212
42323102203203
5100032100211
64512152335
71134213512
oct273224343
9112341285
1049096931
1125794284
12145386ab
13a230350
146740679
15449c38b
hex2ed28e3

49096931 has 16 divisors (see below), whose sum is σ = 55994400. Its totient is φ = 42674688.

The previous prime is 49096919. The next prime is 49096937. The reversal of 49096931 is 13969094.

It is a cyclic number.

It is not a de Polignac number, because 49096931 - 218 = 48834787 is a prime.

It is a super-2 number, since 2×490969312 = 4821017267237522, which contains 22 as substring.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49096937) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48155 + ... + 49163.

It is an arithmetic number, because the mean of its divisors is an integer number (3499650).

Almost surely, 249096931 is an apocalyptic number.

49096931 is a deficient number, since it is larger than the sum of its proper divisors (6897469).

49096931 is a wasteful number, since it uses less digits than its factorization.

49096931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238.

The product of its (nonzero) digits is 52488, while the sum is 41.

The square root of 49096931 is about 7006.9202221804. The cubic root of 49096931 is about 366.1717046969.

The spelling of 49096931 in words is "forty-nine million, ninety-six thousand, nine hundred thirty-one".

Divisors: 1 13 19 197 247 1009 2561 3743 13117 19171 48659 198773 249223 2584049 3776687 49096931