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152010101 = 831831447
BaseRepresentation
bin10010000111101…
…11110101110101
3101121000220122202
421003313311311
5302403310401
623030034245
73524031065
oct1103676565
9347026582
10152010101
1178895491
1242aa8985
1325653b09
141628d3a5
15d52a06b
hex90f7d75

152010101 has 4 divisors (see below), whose sum is σ = 153841632. Its totient is φ = 150178572.

The previous prime is 152010071. The next prime is 152010113. The reversal of 152010101 is 101010251.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 152010101 - 26 = 152010037 is a prime.

It is a Duffinian number.

152010101 is a modest number, since divided by 10101 gives 152 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152010161) 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 3 ways as a sum of consecutive naturals, for example, 915641 + ... + 915806.

It is an arithmetic number, because the mean of its divisors is an integer number (38460408).

Almost surely, 2152010101 is an apocalyptic number.

It is an amenable number.

152010101 is a deficient number, since it is larger than the sum of its proper divisors (1831531).

152010101 is an equidigital number, since it uses as much as digits as its factorization.

152010101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831530.

The product of its (nonzero) digits is 10, while the sum is 11.

The square root of 152010101 is about 12329.2376487762. The cubic root of 152010101 is about 533.6921512040.

Adding to 152010101 its reverse (101010251), we get a palindrome (253020352).

The spelling of 152010101 in words is "one hundred fifty-two million, ten thousand, one hundred one".

Divisors: 1 83 1831447 152010101