Search a number
-
+
1230023303323 = 2437504728479
BaseRepresentation
bin10001111001100011000…
…110100010000010011011
311100120220102211221111121
4101321203012202002123
5130123041431201243
62341022004110111
7154603060366423
oct21714306420233
94316812757447
101230023303323
114347170a7271
1217a478395337
138bcb574b949
1443767abb483
1521ee08b91ed
hex11e631a209b

1230023303323 has 4 divisors (see below), whose sum is σ = 1230528034240. Its totient is φ = 1229518572408.

The previous prime is 1230023303251. The next prime is 1230023303329. The reversal of 1230023303323 is 3233033200321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1230023303323 - 225 = 1229989748891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1230023303329) 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, 252361803 + ... + 252366676.

It is an arithmetic number, because the mean of its divisors is an integer number (307632008560).

Almost surely, 21230023303323 is an apocalyptic number.

1230023303323 is a deficient number, since it is larger than the sum of its proper divisors (504730917).

1230023303323 is an equidigital number, since it uses as much as digits as its factorization.

1230023303323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504730916.

The product of its (nonzero) digits is 5832, while the sum is 25.

Adding to 1230023303323 its reverse (3233033200321), we get a palindrome (4463056503644).

The spelling of 1230023303323 in words is "one trillion, two hundred thirty billion, twenty-three million, three hundred three thousand, three hundred twenty-three".

Divisors: 1 2437 504728479 1230023303323