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152010641 = 313485657
BaseRepresentation
bin10010000111101…
…11111110010001
3101121000221101202
421003313332101
5302403320031
623030040545
73524032466
oct1103677621
9347027352
10152010641
1178895932
1242aa9155
1325654133
141628d66d
15d52a2cb
hex90f7f91

152010641 has 4 divisors (see below), whose sum is σ = 152496612. Its totient is φ = 151524672.

The previous prime is 152010631. The next prime is 152010653. The reversal of 152010641 is 146010251.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 146010251 = 373946223.

It can be written as a sum of positive squares in 2 ways, for example, as 819025 + 151191616 = 905^2 + 12296^2 .

It is a cyclic number.

It is not a de Polignac number, because 152010641 - 222 = 147816337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152010631) 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, 242516 + ... + 243141.

It is an arithmetic number, because the mean of its divisors is an integer number (38124153).

Almost surely, 2152010641 is an apocalyptic number.

It is an amenable number.

152010641 is a deficient number, since it is larger than the sum of its proper divisors (485971).

152010641 is an equidigital number, since it uses as much as digits as its factorization.

152010641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485970.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 152010641 is about 12329.2595479210. The cubic root of 152010641 is about 533.6927831652.

Adding to 152010641 its reverse (146010251), we get a palindrome (298020892).

The spelling of 152010641 in words is "one hundred fifty-two million, ten thousand, six hundred forty-one".

Divisors: 1 313 485657 152010641