Search a number
-
+
755401541 = 29149174821
BaseRepresentation
bin101101000001101…
…000001101000101
31221122102101002212
4231001220031011
53021340322131
6202542513205
724501543566
oct5501501505
91848371085
10755401541
1135844a3a4
12190b95805
13c066927b
147247a16d
15464b7a2b
hex2d068345

755401541 has 8 divisors (see below), whose sum is σ = 786699000. Its totient is φ = 724454080.

The previous prime is 755401519. The next prime is 755401567. The reversal of 755401541 is 145104557.

It can be written as a sum of positive squares in 4 ways, for example, as 22562500 + 732839041 = 4750^2 + 27071^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 755401541 - 226 = 688292677 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 755401498 and 755401507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (755401571) 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, 83090 + ... + 91731.

It is an arithmetic number, because the mean of its divisors is an integer number (98337375).

Almost surely, 2755401541 is an apocalyptic number.

It is an amenable number.

755401541 is a deficient number, since it is larger than the sum of its proper divisors (31297459).

755401541 is a wasteful number, since it uses less digits than its factorization.

755401541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174999.

The product of its (nonzero) digits is 14000, while the sum is 32.

The square root of 755401541 is about 27484.5691434303. The cubic root of 755401541 is about 910.7362479468.

The spelling of 755401541 in words is "seven hundred fifty-five million, four hundred one thousand, five hundred forty-one".

Divisors: 1 29 149 4321 174821 5069809 26048329 755401541