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10144131607 = 31337323711
BaseRepresentation
bin10010111001010001…
…10010101000010111
3222011221222021112001
421130220302220113
5131233344202412
64354331540131
7506244460501
oct113450625027
928157867461
1010144131607
114336109245
121b712ba647
13c5881324c
146c3360d71
153e587d957
hex25ca32a17

10144131607 has 4 divisors (see below), whose sum is σ = 10144486656. Its totient is φ = 10143776560.

The previous prime is 10144131587. The next prime is 10144131619. The reversal of 10144131607 is 70613144101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70613144101 = 569124100429.

It is a cyclic number.

It is not a de Polignac number, because 10144131607 - 231 = 7996647959 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 (10144131637) 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, 130519 + ... + 193192.

It is an arithmetic number, because the mean of its divisors is an integer number (2536121664).

Almost surely, 210144131607 is an apocalyptic number.

10144131607 is a deficient number, since it is larger than the sum of its proper divisors (355049).

10144131607 is an equidigital number, since it uses as much as digits as its factorization.

10144131607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355048.

The product of its (nonzero) digits is 2016, while the sum is 28.

Adding to 10144131607 its reverse (70613144101), we get a palindrome (80757275708).

The spelling of 10144131607 in words is "ten billion, one hundred forty-four million, one hundred thirty-one thousand, six hundred seven".

Divisors: 1 31337 323711 10144131607