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152313 = 377253
BaseRepresentation
bin100101001011111001
321201221020
4211023321
514333223
63133053
71203030
oct451371
9251836
10152313
11a4487
1274189
1354435
143d717
15301e3
hex252f9

152313 has 8 divisors (see below), whose sum is σ = 232128. Its totient is φ = 87024.

The previous prime is 152311. The next prime is 152363. The reversal of 152313 is 313251.

It is a happy number.

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

It is not a de Polignac number, because 152313 - 21 = 152311 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 152292 and 152301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152311) 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, 3606 + ... + 3647.

It is an arithmetic number, because the mean of its divisors is an integer number (29016).

2152313 is an apocalyptic number.

It is an amenable number.

152313 is a deficient number, since it is larger than the sum of its proper divisors (79815).

152313 is an equidigital number, since it uses as much as digits as its factorization.

152313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7263.

The product of its digits is 90, while the sum is 15.

The square root of 152313 is about 390.2729813861. The cubic root of 152313 is about 53.4046398639.

Adding to 152313 its reverse (313251), we get a palindrome (465564).

It can be divided in two parts, 152 and 313, that added together give a triangular number (465 = T30).

The spelling of 152313 in words is "one hundred fifty-two thousand, three hundred thirteen".

Divisors: 1 3 7 21 7253 21759 50771 152313