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264100141 = 2331133477
BaseRepresentation
bin11111011110111…
…01100100101101
3200101221200021201
433233131210231
51020102201031
642112325501
76354546154
oct1757354455
9611850251
10264100141
11126094388
1274543891
134293b596
142710a59b
15182bbd61
hexfbdd92d

264100141 has 4 divisors (see below), whose sum is σ = 265233852. Its totient is φ = 262966432.

The previous prime is 264100103. The next prime is 264100157. The reversal of 264100141 is 141001462.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 64866916 + 199233225 = 8054^2 + 14115^2 .

It is a cyclic number.

It is not a de Polignac number, because 264100141 - 29 = 264099629 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 (264100841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 566506 + ... + 566971.

It is an arithmetic number, because the mean of its divisors is an integer number (66308463).

Almost surely, 2264100141 is an apocalyptic number.

It is an amenable number.

264100141 is a deficient number, since it is larger than the sum of its proper divisors (1133711).

264100141 is a wasteful number, since it uses less digits than its factorization.

264100141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133710.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 264100141 is about 16251.1581433447. The cubic root of 264100141 is about 641.5879682947.

The spelling of 264100141 in words is "two hundred sixty-four million, one hundred thousand, one hundred forty-one".

Divisors: 1 233 1133477 264100141