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1464355423 = 5212810663
BaseRepresentation
bin101011101001000…
…0100101001011111
310210001102222000001
41113102010221133
510444333333143
6401150115131
751200546536
oct12722045137
93701388001
101464355423
116916549a3
1234a4abaa7
131a44c1ccb
14dc6a531d
158885814d
hex57484a5f

1464355423 has 4 divisors (see below), whose sum is σ = 1467166608. Its totient is φ = 1461544240.

The previous prime is 1464355369. The next prime is 1464355427. The reversal of 1464355423 is 3245534641.

It can be divided in two parts, 146 and 4355423, that added together give a square (4355569 = 20872).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1464355423 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 (1464355427) 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, 1404811 + ... + 1405852.

It is an arithmetic number, because the mean of its divisors is an integer number (366791652).

Almost surely, 21464355423 is an apocalyptic number.

1464355423 is a deficient number, since it is larger than the sum of its proper divisors (2811185).

1464355423 is an equidigital number, since it uses as much as digits as its factorization.

1464355423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2811184.

The product of its digits is 172800, while the sum is 37.

The square root of 1464355423 is about 38266.8972220116. The cubic root of 1464355423 is about 1135.5741557404.

The spelling of 1464355423 in words is "one billion, four hundred sixty-four million, three hundred fifty-five thousand, four hundred twenty-three".

Divisors: 1 521 2810663 1464355423