Search a number
-
+
153044154 = 234944717
BaseRepresentation
bin10010001111101…
…00010010111010
3101122222110010000
421013310102322
5303134403104
623104133430
73535565604
oct1107642272
9348873100
10153044154
117943137a
1243307276
1325926693
141647c174
15d681639
hex91f44ba

153044154 has 20 divisors (see below), whose sum is σ = 342932634. Its totient is φ = 51014664.

The previous prime is 153044153. The next prime is 153044159. The reversal of 153044154 is 451440351.

It is a happy number.

153044154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 117223929 + 35820225 = 10827^2 + 5985^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (153044153) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 472197 + ... + 472520.

Almost surely, 2153044154 is an apocalyptic number.

153044154 is an abundant number, since it is smaller than the sum of its proper divisors (189888480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

153044154 is an equidigital number, since it uses as much as digits as its factorization.

153044154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944731 (or 944722 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 153044154 is about 12371.1015677667. The cubic root of 153044154 is about 534.8995694675.

The spelling of 153044154 in words is "one hundred fifty-three million, forty-four thousand, one hundred fifty-four".

Divisors: 1 2 3 6 9 18 27 54 81 162 944717 1889434 2834151 5668302 8502453 17004906 25507359 51014718 76522077 153044154