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152301023 = 721757289
BaseRepresentation
bin10010001001111…
…10110111011111
3101121120200201122
421010332313133
5302442113043
623040201155
73526352210
oct1104766737
9347520648
10152301023
1178a74016
12430091bb
1325726364
1416327407
15d586368
hex913eddf

152301023 has 4 divisors (see below), whose sum is σ = 174058320. Its totient is φ = 130543728.

The previous prime is 152301001. The next prime is 152301029. The reversal of 152301023 is 320103251.

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

It is not a de Polignac number, because 152301023 - 216 = 152235487 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 152300992 and 152301010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152301029) 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, 10878638 + ... + 10878651.

It is an arithmetic number, because the mean of its divisors is an integer number (43514580).

Almost surely, 2152301023 is an apocalyptic number.

152301023 is a deficient number, since it is larger than the sum of its proper divisors (21757297).

152301023 is an equidigital number, since it uses as much as digits as its factorization.

152301023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21757296.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 152301023 is about 12341.0300623570. The cubic root of 152301023 is about 534.0324001812.

Adding to 152301023 its reverse (320103251), we get a palindrome (472404274).

The spelling of 152301023 in words is "one hundred fifty-two million, three hundred one thousand, twenty-three".

Divisors: 1 7 21757289 152301023