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153028141 = 730771209
BaseRepresentation
bin10010001111100…
…00011000101101
3101122221122010221
421013300120231
5303133400031
623103531341
73535501120
oct1107603055
9348848127
10153028141
1179420342
12432b9b51
132591c2c6
14164763b7
15d67ba11
hex91f062d

153028141 has 8 divisors (see below), whose sum is σ = 175461440. Its totient is φ = 130737888.

The previous prime is 153028129. The next prime is 153028151. The reversal of 153028141 is 141820351.

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

It is a cyclic number.

It is not a de Polignac number, because 153028141 - 215 = 152995373 is a prime.

It is a super-2 number, since 2×1530281412 = 46835223875831762, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153028111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33456 + ... + 37753.

It is an arithmetic number, because the mean of its divisors is an integer number (21932680).

Almost surely, 2153028141 is an apocalyptic number.

It is an amenable number.

153028141 is a deficient number, since it is larger than the sum of its proper divisors (22433299).

153028141 is an equidigital number, since it uses as much as digits as its factorization.

153028141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71523.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 153028141 is about 12370.4543570558. The cubic root of 153028141 is about 534.8809133143.

Adding to 153028141 its reverse (141820351), we get a palindrome (294848492).

The spelling of 153028141 in words is "one hundred fifty-three million, twenty-eight thousand, one hundred forty-one".

Divisors: 1 7 307 2149 71209 498463 21861163 153028141