Search a number
-
+
152430103 = 7191146091
BaseRepresentation
bin10010001010111…
…10011000010111
3101121211020210101
421011132120113
5303010230403
623043034531
73530430430
oct1105363027
9347736711
10152430103
1179051aa1
124306ba47
1325770037
141635c487
15d5ae71d
hex915e617

152430103 has 8 divisors (see below), whose sum is σ = 183374720. Its totient is φ = 123777720.

The previous prime is 152430101. The next prime is 152430133. The reversal of 152430103 is 301034251.

152430103 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 a cyclic number.

It is not a de Polignac number, because 152430103 - 21 = 152430101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152430101) 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, 572913 + ... + 573178.

It is an arithmetic number, because the mean of its divisors is an integer number (22921840).

Almost surely, 2152430103 is an apocalyptic number.

152430103 is a deficient number, since it is larger than the sum of its proper divisors (30944617).

152430103 is a wasteful number, since it uses less digits than its factorization.

152430103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146117.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 152430103 is about 12346.2586640650. The cubic root of 152430103 is about 534.1832274393.

Adding to 152430103 its reverse (301034251), we get a palindrome (453464354).

The spelling of 152430103 in words is "one hundred fifty-two million, four hundred thirty thousand, one hundred three".

Divisors: 1 7 19 133 1146091 8022637 21775729 152430103