Search a number
-
+
149913041 = 5910923311
BaseRepresentation
bin10001110111101…
…11110111010001
3101110002101000212
420323313313101
5301334204131
622513053505
73500145155
oct1073676721
9343071025
10149913041
1177692983
1242257295
132509b455
1415ca5065
15d263a2b
hex8ef7dd1

149913041 has 8 divisors (see below), whose sum is σ = 153859200. Its totient is φ = 146013840.

The previous prime is 149913031. The next prime is 149913053. The reversal of 149913041 is 140319941.

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 149913041 - 210 = 149912017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 149912989 and 149913007.

It is not an unprimeable number, because it can be changed into a prime (149913031) 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, 5225 + ... + 18086.

It is an arithmetic number, because the mean of its divisors is an integer number (19232400).

Almost surely, 2149913041 is an apocalyptic number.

It is an amenable number.

149913041 is a deficient number, since it is larger than the sum of its proper divisors (3946159).

149913041 is a wasteful number, since it uses less digits than its factorization.

149913041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23479.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 149913041 is about 12243.8981129377. The cubic root of 149913041 is about 531.2265894920.

The spelling of 149913041 in words is "one hundred forty-nine million, nine hundred thirteen thousand, forty-one".

Divisors: 1 59 109 6431 23311 1375349 2540899 149913041