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348031023 = 3947122503
BaseRepresentation
bin10100101111101…
…000100000101111
3220020212210210220
4110233220200233
51203043443043
654311302423
711424133464
oct2457504057
9806783726
10348031023
111694aa94a
129867aa13
1357146c22
143431766b
152084a483
hex14be882f

348031023 has 8 divisors (see below), whose sum is σ = 464535168. Its totient is φ = 231773784.

The previous prime is 348031003. The next prime is 348031027. The reversal of 348031023 is 320130843.

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

It is not a de Polignac number, because 348031023 - 210 = 348029999 is a prime.

It is a super-2 number, since 2×3480310232 = 242251185940853058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 348030984 and 348031002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348031027) 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, 58411 + ... + 64092.

It is an arithmetic number, because the mean of its divisors is an integer number (58066896).

Almost surely, 2348031023 is an apocalyptic number.

348031023 is a deficient number, since it is larger than the sum of its proper divisors (116504145).

348031023 is a wasteful number, since it uses less digits than its factorization.

348031023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123453.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 348031023 is about 18655.5895913262. The cubic root of 348031023 is about 703.4058664268.

Adding to 348031023 its reverse (320130843), we get a palindrome (668161866).

The spelling of 348031023 in words is "three hundred forty-eight million, thirty-one thousand, twenty-three".

Divisors: 1 3 947 2841 122503 367509 116010341 348031023