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10127913 = 315721503
BaseRepresentation
bin100110101000…
…101000101001
3201001112212220
4212220220221
510043043123
61001024253
7152041305
oct46505051
921045786
1010127913
115798284
123485089
132137b63
1414b8d05
15d50ce3
hex9a8a29

10127913 has 8 divisors (see below), whose sum is σ = 13590528. Its totient is φ = 6708624.

The previous prime is 10127911. The next prime is 10127927. The reversal of 10127913 is 31972101.

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

It is not a de Polignac number, because 10127913 - 21 = 10127911 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10127911) 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, 10281 + ... + 11222.

It is an arithmetic number, because the mean of its divisors is an integer number (1698816).

Almost surely, 210127913 is an apocalyptic number.

It is an amenable number.

10127913 is a deficient number, since it is larger than the sum of its proper divisors (3462615).

10127913 is a wasteful number, since it uses less digits than its factorization.

10127913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21663.

The product of its (nonzero) digits is 378, while the sum is 24.

The square root of 10127913 is about 3182.4382162110. The cubic root of 10127913 is about 216.3581805839.

The spelling of 10127913 in words is "ten million, one hundred twenty-seven thousand, nine hundred thirteen".

Divisors: 1 3 157 471 21503 64509 3375971 10127913