Search a number
-
+
149579079 = 3133835361
BaseRepresentation
bin10001110101001…
…10010101000111
3101102110101220220
420322212111013
5301243012304
622501555423
73464254416
oct1072462507
9342411826
10149579079
1177484a81
1242115b73
1324cb2440
1415c1947d
15d1e9ad9
hex8ea6547

149579079 has 8 divisors (see below), whose sum is σ = 214780272. Its totient is φ = 92048640.

The previous prime is 149579063. The next prime is 149579093. The reversal of 149579079 is 970975941.

It is a happy number.

149579079 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 149579079 - 24 = 149579063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149579009) 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, 1917642 + ... + 1917719.

It is an arithmetic number, because the mean of its divisors is an integer number (26847534).

Almost surely, 2149579079 is an apocalyptic number.

149579079 is a deficient number, since it is larger than the sum of its proper divisors (65201193).

149579079 is a wasteful number, since it uses less digits than its factorization.

149579079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3835377.

The product of its (nonzero) digits is 714420, while the sum is 51.

The square root of 149579079 is about 12230.2526139079. The cubic root of 149579079 is about 530.8318242000.

The spelling of 149579079 in words is "one hundred forty-nine million, five hundred seventy-nine thousand, seventy-nine".

Divisors: 1 3 13 39 3835361 11506083 49859693 149579079