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53944194 = 2331128909
BaseRepresentation
bin1100110111000…
…1111110000010
310202111122112010
43031301332002
5102302203234
65204113350
71223342463
oct315617602
9122448463
1053944194
11284a5087
1216095856
13b239755
147242d6a
154b086e9
hex3371f82

53944194 has 16 divisors (see below), whose sum is σ = 108239040. Its totient is φ = 17922960.

The previous prime is 53944181. The next prime is 53944199. The reversal of 53944194 is 49144935.

It is not an unprimeable number, because it can be changed into a prime (53944199) 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, 12589 + ... + 16320.

It is an arithmetic number, because the mean of its divisors is an integer number (6764940).

Almost surely, 253944194 is an apocalyptic number.

53944194 is an abundant number, since it is smaller than the sum of its proper divisors (54294846).

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

53944194 is a wasteful number, since it uses less digits than its factorization.

53944194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29225.

The product of its digits is 77760, while the sum is 39.

The square root of 53944194 is about 7344.6711294652. The cubic root of 53944194 is about 377.8460642482.

The spelling of 53944194 in words is "fifty-three million, nine hundred forty-four thousand, one hundred ninety-four".

Divisors: 1 2 3 6 311 622 933 1866 28909 57818 86727 173454 8990699 17981398 26972097 53944194