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2130023023 = 18119161613
BaseRepresentation
bin111111011110101…
…1001001001101111
312111110000101021121
41332331121021233
513330241214043
6551205441411
7103532616442
oct17675311157
95443011247
102130023023
119a3384907
124b5410267
1327c3a046b
14162c63659
15c6ee7ded
hex7ef5926f

2130023023 has 8 divisors (see below), whose sum is σ = 2153039616. Its totient is φ = 2107130400.

The previous prime is 2130023011. The next prime is 2130023029. The reversal of 2130023023 is 3203200312.

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-2130023023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2130022988 and 2130023006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130023029) 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, 3765 + ... + 65377.

It is an arithmetic number, because the mean of its divisors is an integer number (269129952).

Almost surely, 22130023023 is an apocalyptic number.

2130023023 is a deficient number, since it is larger than the sum of its proper divisors (23016593).

2130023023 is a wasteful number, since it uses less digits than its factorization.

2130023023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61985.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 2130023023 is about 46152.1724624096. The cubic root of 2130023023 is about 1286.6529869668.

Adding to 2130023023 its reverse (3203200312), we get a palindrome (5333223335).

The spelling of 2130023023 in words is "two billion, one hundred thirty million, twenty-three thousand, twenty-three".

Divisors: 1 181 191 34571 61613 11151953 11768083 2130023023