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1410400031 = 2113667487
BaseRepresentation
bin101010000010000…
…1111111100011111
310122021220202010012
41110010033330133
510342030300111
6351541433435
746644126305
oct12404177437
93567822105
101410400031
11664152467
1233440b87b
13196280441
14d545c275
1583c4b48b
hex5410ff1f

1410400031 has 4 divisors (see below), whose sum is σ = 1411069632. Its totient is φ = 1409730432.

The previous prime is 1410400021. The next prime is 1410400141. The reversal of 1410400031 is 1300040141.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1300040141 = 3174101073.

It is a cyclic number.

It is not a de Polignac number, because 1410400031 - 26 = 1410399967 is a prime.

It is a super-2 number, since 2×14104000312 = 3978456494889601922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1410399979 and 1410400015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1410400021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331631 + ... + 335856.

It is an arithmetic number, because the mean of its divisors is an integer number (352767408).

Almost surely, 21410400031 is an apocalyptic number.

1410400031 is a deficient number, since it is larger than the sum of its proper divisors (669601).

1410400031 is an equidigital number, since it uses as much as digits as its factorization.

1410400031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669600.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1410400031 is about 37555.2929824812. The cubic root of 1410400031 is about 1121.4522061078.

Adding to 1410400031 its reverse (1300040141), we get a palindrome (2710440172).

The spelling of 1410400031 in words is "one billion, four hundred ten million, four hundred thousand, thirty-one".

Divisors: 1 2113 667487 1410400031