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330130023 = 31271575519
BaseRepresentation
bin10011101011010…
…110001001100111
3212000012100020220
4103223112021213
51134003130043
652431455423
711116026126
oct2353261147
9760170226
10330130023
1115a393633
1292687573
135351a012
1431bb7abd
151deb1483
hex13ad6267

330130023 has 16 divisors (see below), whose sum is σ = 446545920. Its totient is φ = 216923616.

The previous prime is 330129977. The next prime is 330130037. The reversal of 330130023 is 320031033.

It is not a de Polignac number, because 330130023 - 210 = 330128999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 330129984 and 330130011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330130043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57058 + ... + 62576.

It is an arithmetic number, because the mean of its divisors is an integer number (27909120).

Almost surely, 2330130023 is an apocalyptic number.

330130023 is a deficient number, since it is larger than the sum of its proper divisors (116415897).

330130023 is a wasteful number, since it uses less digits than its factorization.

330130023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5806.

The product of its (nonzero) digits is 162, while the sum is 15.

The square root of 330130023 is about 18169.4805374287. The cubic root of 330130023 is about 691.1330700696.

Adding to 330130023 its reverse (320031033), we get a palindrome (650161056).

The spelling of 330130023 in words is "three hundred thirty million, one hundred thirty thousand, twenty-three".

Divisors: 1 3 127 157 381 471 5519 16557 19939 59817 700913 866483 2102739 2599449 110043341 330130023