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460315031 = 11238920443
BaseRepresentation
bin11011011011111…
…101100110010111
31012002011102111212
4123123331212113
51420320040111
6113402052035
714256420221
oct3333754627
91162142455
10460315031
11216921550
1210a1aa01b
137449ba77
14451c5411
152a62998b
hex1b6fd997

460315031 has 16 divisors (see below), whose sum is σ = 529908480. Its totient is φ = 395757120.

The previous prime is 460315007. The next prime is 460315049. The reversal of 460315031 is 130513064.

Adding to 460315031 its reverse (130513064), we get a palindrome (590828095).

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2k-460315031 is a prime.

It is a super-2 number, since 2×4603150312 = 423779855529061922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 460314988 and 460315006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (460315091) 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, 12296 + ... + 32738.

It is an arithmetic number, because the mean of its divisors is an integer number (33119280).

Almost surely, 2460315031 is an apocalyptic number.

460315031 is a deficient number, since it is larger than the sum of its proper divisors (69593449).

460315031 is a wasteful number, since it uses less digits than its factorization.

460315031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20566.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 460315031 is about 21454.9535305952. The cubic root of 460315031 is about 772.1204447324.

The spelling of 460315031 in words is "four hundred sixty million, three hundred fifteen thousand, thirty-one".

Divisors: 1 11 23 89 253 979 2047 20443 22517 224873 470189 1819427 5172079 20013697 41846821 460315031