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3123010001 = 53131449807
BaseRepresentation
bin1011101000100101…
…0101100111010001
322001122111100100002
42322021111213101
522343442310001
61233520535345
7140251101266
oct27211254721
98048440302
103123010001
111362948701
12731a81555
133aa023517
14218aa726d
1513429146b
hexba2559d1

3123010001 has 8 divisors (see below), whose sum is σ = 3206231424. Its totient is φ = 3040688560.

The previous prime is 3123009979. The next prime is 3123010003. The reversal of 3123010001 is 1000103213.

3123010001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-3123010001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3123010003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217961 + ... + 231846.

It is an arithmetic number, because the mean of its divisors is an integer number (400778928).

Almost surely, 23123010001 is an apocalyptic number.

It is an amenable number.

3123010001 is a deficient number, since it is larger than the sum of its proper divisors (83221423).

3123010001 is a wasteful number, since it uses less digits than its factorization.

3123010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449991.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 3123010001 is about 55883.8975108215. The cubic root of 3123010001 is about 1461.6984676159.

Adding to 3123010001 its reverse (1000103213), we get a palindrome (4123113214).

The spelling of 3123010001 in words is "three billion, one hundred twenty-three million, ten thousand, one".

Divisors: 1 53 131 6943 449807 23839771 58924717 3123010001