Search a number
-
+
10148780 = 2253116369
BaseRepresentation
bin100110101101…
…101110101100
3201002121111202
4212231232230
510044230110
61001305032
7152156165
oct46555654
921077452
1010148780
115801a24
123495178
1321444c5
1414c276c
15d570a5
hex9adbac

10148780 has 24 divisors (see below), whose sum is σ = 22001280. Its totient is φ = 3928320.

The previous prime is 10148777. The next prime is 10148797. The reversal of 10148780 is 8784101.

10148780 = T341 + T342 + ... + T464.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7565 + ... + 8804.

It is an arithmetic number, because the mean of its divisors is an integer number (916720).

Almost surely, 210148780 is an apocalyptic number.

10148780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10148780 is an abundant number, since it is smaller than the sum of its proper divisors (11852500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10148780 is a wasteful number, since it uses less digits than its factorization.

10148780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16409 (or 16407 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 29.

The square root of 10148780 is about 3185.7149903907. The cubic root of 10148780 is about 216.5066695192.

The spelling of 10148780 in words is "ten million, one hundred forty-eight thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 16369 32738 65476 81845 163690 327380 507439 1014878 2029756 2537195 5074390 10148780