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152414501 = 157970793
BaseRepresentation
bin10010001010110…
…10100100100101
3101121210110101112
421011122210211
5303004231001
623042434405
73530334101
oct1105324445
9347713345
10152414501
11790412a8
1243062a05
1325765bc5
1416356901
15d5a9cbb
hex915a925

152414501 has 4 divisors (see below), whose sum is σ = 153385452. Its totient is φ = 151443552.

The previous prime is 152414497. The next prime is 152414519. The reversal of 152414501 is 105414251.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 105414251 = 904311657.

It can be written as a sum of positive squares in 2 ways, for example, as 77176225 + 75238276 = 8785^2 + 8674^2 .

It is a cyclic number.

It is not a de Polignac number, because 152414501 - 22 = 152414497 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 (152414531) 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, 485240 + ... + 485553.

It is an arithmetic number, because the mean of its divisors is an integer number (38346363).

Almost surely, 2152414501 is an apocalyptic number.

It is an amenable number.

152414501 is a deficient number, since it is larger than the sum of its proper divisors (970951).

152414501 is an equidigital number, since it uses as much as digits as its factorization.

152414501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970950.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 152414501 is about 12345.6267965624. The cubic root of 152414501 is about 534.1650013564.

Adding to 152414501 its reverse (105414251), we get a palindrome (257828752).

The spelling of 152414501 in words is "one hundred fifty-two million, four hundred fourteen thousand, five hundred one".

Divisors: 1 157 970793 152414501