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49195038 = 2379103787
BaseRepresentation
bin1011101110101…
…0100000011110
310102120100220110
42323222200132
5100043220123
64514230450
71135102524
oct273524036
9112510813
1049195038
1125850a62
1214585426
13a265bb9
146768314
1544bb493
hex2eea81e

49195038 has 16 divisors (see below), whose sum is σ = 99636480. Its totient is φ = 16190616.

The previous prime is 49195033. The next prime is 49195057. The reversal of 49195038 is 83059194.

It is a junction number, because it is equal to n+sod(n) for n = 49194987 and 49195005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49195031) 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, 51420 + ... + 52367.

It is an arithmetic number, because the mean of its divisors is an integer number (6227280).

Almost surely, 249195038 is an apocalyptic number.

49195038 is an abundant number, since it is smaller than the sum of its proper divisors (50441442).

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

49195038 is a wasteful number, since it uses less digits than its factorization.

49195038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103871.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 49195038 is about 7013.9174503269. The cubic root of 49195038 is about 366.4154409487.

The spelling of 49195038 in words is "forty-nine million, one hundred ninety-five thousand, thirty-eight".

Divisors: 1 2 3 6 79 158 237 474 103787 207574 311361 622722 8199173 16398346 24597519 49195038