Search a number
-
+
67374741 = 37191311289
BaseRepresentation
bin1000000010000…
…00111010010101
311200202222202210
410001000322111
5114221442431
610404024033
71445450550
oct401007225
9150688683
1067374741
1135038705
121a692019
1310c5c915
148d3b697
155dacd46
hex4040e95

67374741 has 32 divisors (see below), whose sum is σ = 108979200. Its totient is φ = 36167040.

The previous prime is 67374739. The next prime is 67374761. The reversal of 67374741 is 14747376.

It is not a de Polignac number, because 67374741 - 21 = 67374739 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 67374741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67374701) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51625 + ... + 52913.

It is an arithmetic number, because the mean of its divisors is an integer number (3405600).

Almost surely, 267374741 is an apocalyptic number.

It is an amenable number.

67374741 is a deficient number, since it is larger than the sum of its proper divisors (41604459).

67374741 is a wasteful number, since it uses less digits than its factorization.

67374741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1449.

The product of its digits is 98784, while the sum is 39.

The square root of 67374741 is about 8208.2118028228. The cubic root of 67374741 is about 406.9106308093.

The spelling of 67374741 in words is "sixty-seven million, three hundred seventy-four thousand, seven hundred forty-one".

Divisors: 1 3 7 19 21 57 131 133 393 399 917 1289 2489 2751 3867 7467 9023 17423 24491 27069 52269 73473 168859 171437 506577 514311 1182013 3208321 3546039 9624963 22458247 67374741