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10340130431 = 10796636733
BaseRepresentation
bin10011010000101000…
…11101111001111111
3222200121210001100202
421220110131321333
5132134033133211
64430012514115
7514144441601
oct115024357177
928617701322
1010340130431
114426809044
122006a7b93b
13c8a2c9297
147013c1171
15407b9753b
hex26851de7f

10340130431 has 4 divisors (see below), whose sum is σ = 10436767272. Its totient is φ = 10243493592.

The previous prime is 10340130397. The next prime is 10340130443. The reversal of 10340130431 is 13403104301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13403104301 = 97138176333.

It is a cyclic number.

It is not a de Polignac number, because 10340130431 - 210 = 10340129407 is a prime.

It is a super-2 number, since 2×103401304312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10340130461) 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, 48318260 + ... + 48318473.

It is an arithmetic number, because the mean of its divisors is an integer number (2609191818).

Almost surely, 210340130431 is an apocalyptic number.

10340130431 is a deficient number, since it is larger than the sum of its proper divisors (96636841).

10340130431 is an equidigital number, since it uses as much as digits as its factorization.

10340130431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96636840.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10340130431 its reverse (13403104301), we get a palindrome (23743234732).

The spelling of 10340130431 in words is "ten billion, three hundred forty million, one hundred thirty thousand, four hundred thirty-one".

Divisors: 1 107 96636733 10340130431