Search a number
-
+
10155006660 = 2235315459681
BaseRepresentation
bin10010111010100100…
…10001101011000100
3222012201102210021210
421131102101223010
5131244140203120
64355401011420
7506436063261
oct113522215304
928181383253
1010155006660
114341266897
121b74a83b70
13c5ab501a6
146c4992268
153e67cace0
hex25d491ac4

10155006660 has 48 divisors (see below), whose sum is σ = 29351250432. Its totient is φ = 2620646400.

The previous prime is 10155006623. The next prime is 10155006671. The reversal of 10155006660 is 6660055101.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2727981 + ... + 2731700.

It is an arithmetic number, because the mean of its divisors is an integer number (611484384).

Almost surely, 210155006660 is an apocalyptic number.

10155006660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10155006660 is an abundant number, since it is smaller than the sum of its proper divisors (19196243772).

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

10155006660 is a wasteful number, since it uses less digits than its factorization.

10155006660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5459724 (or 5459722 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The spelling of 10155006660 in words is "ten billion, one hundred fifty-five million, six thousand, six hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 31 60 62 93 124 155 186 310 372 465 620 930 1860 5459681 10919362 16379043 21838724 27298405 32758086 54596810 65516172 81895215 109193620 163790430 169250111 327580860 338500222 507750333 677000444 846250555 1015500666 1692501110 2031001332 2538751665 3385002220 5077503330 10155006660