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10142521303 = 101991101333
BaseRepresentation
bin10010111001000101…
…01001011111010111
3222011211221110121011
421130202221133113
5131232441140203
64354233233051
7506225002645
oct113442513727
928154843534
1010142521303
114335209412
121b70862787
13c5839b2c5
146c3062195
153e566176d
hex25c8a97d7

10142521303 has 8 divisors (see below), whose sum is σ = 10253379456. Its totient is φ = 10031868000.

The previous prime is 10142521297. The next prime is 10142521313. The reversal of 10142521303 is 30312524101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10142521303 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 (10142521313) 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 7 ways as a sum of consecutive naturals, for example, 49425 + ... + 150757.

It is an arithmetic number, because the mean of its divisors is an integer number (1281672432).

Almost surely, 210142521303 is an apocalyptic number.

10142521303 is a deficient number, since it is larger than the sum of its proper divisors (110858153).

10142521303 is a wasteful number, since it uses less digits than its factorization.

10142521303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102425.

The product of its (nonzero) digits is 720, while the sum is 22.

The spelling of 10142521303 in words is "ten billion, one hundred forty-two million, five hundred twenty-one thousand, three hundred three".

Divisors: 1 101 991 100091 101333 10234633 100421003 10142521303