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152052253 = 971567549
BaseRepresentation
bin10010001000000…
…10001000011101
3101121010001110221
421010002020131
5302411133003
623031001341
73524265013
oct1104021035
9347101427
10152052253
1178914121
1242b09251
132566a062
14162a08b3
15d5377bd
hex910221d

152052253 has 4 divisors (see below), whose sum is σ = 153619900. Its totient is φ = 150484608.

The previous prime is 152052247. The next prime is 152052259. The reversal of 152052253 is 352250251.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (152052247) and next prime (152052259).

It can be written as a sum of positive squares in 2 ways, for example, as 112084569 + 39967684 = 10587^2 + 6322^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-152052253 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 (152052259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 783678 + ... + 783871.

It is an arithmetic number, because the mean of its divisors is an integer number (38404975).

Almost surely, 2152052253 is an apocalyptic number.

It is an amenable number.

152052253 is a deficient number, since it is larger than the sum of its proper divisors (1567647).

152052253 is an equidigital number, since it uses as much as digits as its factorization.

152052253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567646.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 152052253 is about 12330.9469628249. The cubic root of 152052253 is about 533.7414771202.

The spelling of 152052253 in words is "one hundred fifty-two million, fifty-two thousand, two hundred fifty-three".

Divisors: 1 97 1567549 152052253