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73401 = 343569
BaseRepresentation
bin10001111010111001
310201200120
4101322321
54322101
61323453
7423666
oct217271
9121616
1073401
1150169
1236589
1327543
141ca6d
1516b36
hex11eb9

73401 has 8 divisors (see below), whose sum is σ = 100320. Its totient is φ = 47712.

The previous prime is 73387. The next prime is 73417. The reversal of 73401 is 10437.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 73401 - 25 = 73369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73421) 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, 156 + ... + 413.

It is an arithmetic number, because the mean of its divisors is an integer number (12540).

273401 is an apocalyptic number.

It is an amenable number.

73401 is a deficient number, since it is larger than the sum of its proper divisors (26919).

73401 is a wasteful number, since it uses less digits than its factorization.

73401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615.

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 73401 is about 270.9261892103. The cubic root of 73401 is about 41.8697780672.

Adding to 73401 its reverse (10437), we get a palindrome (83838).

It can be divided in two parts, 73 and 401, that added together give a palindrome (474).

The spelling of 73401 in words is "seventy-three thousand, four hundred one", and thus it is an iban number.

Divisors: 1 3 43 129 569 1707 24467 73401