[go: up one dir, main page]

Search a number
-
+
152053639 = 174787037
BaseRepresentation
bin10010001000000…
…10011110000111
3101121010010101021
421010002132013
5302411204024
623031012011
73524302033
oct1104023607
9347103337
10152053639
1178915171
1242b0a007
132566a88a
14162a11c3
15d537de4
hex9102787

152053639 has 4 divisors (see below), whose sum is σ = 152142424. Its totient is φ = 151964856.

The previous prime is 152053631. The next prime is 152053651. The reversal of 152053639 is 936350251.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 936350251 = 4122837811.

It is a cyclic number.

It is not a de Polignac number, because 152053639 - 23 = 152053631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152053631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41772 + ... + 45265.

It is an arithmetic number, because the mean of its divisors is an integer number (38035606).

Almost surely, 2152053639 is an apocalyptic number.

152053639 is a deficient number, since it is larger than the sum of its proper divisors (88785).

152053639 is an equidigital number, since it uses as much as digits as its factorization.

152053639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88784.

The product of its (nonzero) digits is 24300, while the sum is 34.

The square root of 152053639 is about 12331.0031627601. The cubic root of 152053639 is about 533.7430988510.

The spelling of 152053639 in words is "one hundred fifty-two million, fifty-three thousand, six hundred thirty-nine".

Divisors: 1 1747 87037 152053639