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61194 = 2373147
BaseRepresentation
bin1110111100001010
310002221110
432330022
53424234
61151150
7343260
oct167412
9102843
1061194
1141a81
122b4b6
1321b13
1418430
15131e9
hexef0a

61194 has 32 divisors (see below), whose sum is σ = 147456. Its totient is φ = 16560.

The previous prime is 61169. The next prime is 61211. The reversal of 61194 is 49116.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 61194.

It is an unprimeable number.

61194 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1279 + ... + 1325.

It is an arithmetic number, because the mean of its divisors is an integer number (4608).

261194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73728).

61194 is an abundant number, since it is smaller than the sum of its proper divisors (86262).

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

61194 is a wasteful number, since it uses less digits than its factorization.

61194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90.

The product of its digits is 216, while the sum is 21.

The square root of 61194 is about 247.3742104586. The cubic root of 61194 is about 39.4066588417.

The spelling of 61194 in words is "sixty-one thousand, one hundred ninety-four".

Divisors: 1 2 3 6 7 14 21 31 42 47 62 93 94 141 186 217 282 329 434 651 658 987 1302 1457 1974 2914 4371 8742 10199 20398 30597 61194