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10148749 = 133125183
BaseRepresentation
bin100110101101…
…101110001101
3201002121110121
4212231232031
510044224444
61001304541
7152156122
oct46555615
921077417
1010148749
1158019a6
123495151
1321444a0
1414c2749
15d57084
hex9adb8d

10148749 has 8 divisors (see below), whose sum is σ = 11282432. Its totient is φ = 9065520.

The previous prime is 10148741. The next prime is 10148777. The reversal of 10148749 is 94784101.

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

It is a cyclic number.

It is not a de Polignac number, because 10148749 - 23 = 10148741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10148741) 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, 12189 + ... + 12994.

It is an arithmetic number, because the mean of its divisors is an integer number (1410304).

Almost surely, 210148749 is an apocalyptic number.

It is an amenable number.

10148749 is a deficient number, since it is larger than the sum of its proper divisors (1133683).

10148749 is a wasteful number, since it uses less digits than its factorization.

10148749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25227.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 10148749 is about 3185.7101249172. The cubic root of 10148749 is about 216.5064490751.

The spelling of 10148749 in words is "ten million, one hundred forty-eight thousand, seven hundred forty-nine".

Divisors: 1 13 31 403 25183 327379 780673 10148749