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152412141 = 377257721
BaseRepresentation
bin10010001010110…
…01111111101101
3101121210100011010
421011121333231
5303004142031
623042415433
73530324160
oct1105317755
9347710133
10152412141
117903a552
1243061579
1325764acb
1416355ad7
15d5a9246
hex9159fed

152412141 has 8 divisors (see below), whose sum is σ = 232247104. Its totient is φ = 87092640.

The previous prime is 152412107. The next prime is 152412149. The reversal of 152412141 is 141214251.

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

It is not a de Polignac number, because 152412141 - 26 = 152412077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 7257721 = 152412141 / (1 + 5 + 2 + 4 + 1 + 2 + 1 + 4 + 1).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152412149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3628840 + ... + 3628881.

It is an arithmetic number, because the mean of its divisors is an integer number (29030888).

Almost surely, 2152412141 is an apocalyptic number.

It is an amenable number.

152412141 is a deficient number, since it is larger than the sum of its proper divisors (79834963).

152412141 is an equidigital number, since it uses as much as digits as its factorization.

152412141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7257731.

The product of its digits is 320, while the sum is 21.

The square root of 152412141 is about 12345.5312157882. The cubic root of 152412141 is about 534.1622443223.

Adding to 152412141 its reverse (141214251), we get a palindrome (293626392).

The spelling of 152412141 in words is "one hundred fifty-two million, four hundred twelve thousand, one hundred forty-one".

Divisors: 1 3 7 21 7257721 21773163 50804047 152412141