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3144012501 = 37473185423
BaseRepresentation
bin1011101101100101…
…1101001011010101
322010010000101100110
42323121131023111
522414331400001
61235551033233
7140624444130
oct27331351325
98103011313
103144012501
111373793143
12738b0b819
133b1498036
1421b7b3217
1513603e3d6
hexbb65d2d5

3144012501 has 16 divisors (see below), whose sum is σ = 4892811264. Its totient is φ = 1758352944.

The previous prime is 3144012499. The next prime is 3144012539. The reversal of 3144012501 is 1052104413.

It is not a de Polignac number, because 3144012501 - 21 = 3144012499 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3144012401) 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 15 ways as a sum of consecutive naturals, for example, 1591725 + ... + 1593698.

It is an arithmetic number, because the mean of its divisors is an integer number (305800704).

Almost surely, 23144012501 is an apocalyptic number.

It is an amenable number.

3144012501 is a deficient number, since it is larger than the sum of its proper divisors (1748798763).

3144012501 is a wasteful number, since it uses less digits than its factorization.

3144012501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3185480.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 3144012501 is about 56071.4945493697. The cubic root of 3144012501 is about 1464.9678305632.

Adding to 3144012501 its reverse (1052104413), we get a palindrome (4196116914).

The spelling of 3144012501 in words is "three billion, one hundred forty-four million, twelve thousand, five hundred one".

Divisors: 1 3 7 21 47 141 329 987 3185423 9556269 22297961 66893883 149714881 449144643 1048004167 3144012501