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39130127 = 372101283
BaseRepresentation
bin1001010101000…
…1010000001111
32201122000102222
42111101100033
540004131002
63514405555
7653413001
oct225212017
981560388
1039130127
11200a7053
12111308bb
13815092a
1452a8371
15367e1a2
hex255140f

39130127 has 12 divisors (see below), whose sum is σ = 40757976. Its totient is φ = 37562400.

The previous prime is 39130123. The next prime is 39130151. The reversal of 39130127 is 72103193.

It is not a de Polignac number, because 39130127 - 22 = 39130123 is a prime.

It is a super-2 number, since 2×391301272 = 3062333678072258, 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 = 39130096 and 39130105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39130123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138128 + ... + 138410.

It is an arithmetic number, because the mean of its divisors is an integer number (3396498).

Almost surely, 239130127 is an apocalyptic number.

39130127 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

39130127 is a deficient number, since it is larger than the sum of its proper divisors (1627849).

39130127 is a wasteful number, since it uses less digits than its factorization.

39130127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458 (or 421 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 39130127 is about 6255.4078204382. The cubic root of 39130127 is about 339.4978949681.

The spelling of 39130127 in words is "thirty-nine million, one hundred thirty thousand, one hundred twenty-seven".

Divisors: 1 37 101 283 1369 3737 10471 28583 138269 387427 1057571 39130127