Search a number
-
+
10047240140 = 2257115162351
BaseRepresentation
bin10010101101101110…
…01011011111001100
3221221012122200102012
421112313023133030
5131034043141030
64340551120352
7503660063210
oct112667133714
927835580365
1010047240140
114296450253
121b449730b8
13c4171a612
146b453c940
153dc0e0095
hex256dcb7cc

10047240140 has 48 divisors (see below), whose sum is σ = 24134713344. Its totient is φ = 3441720000.

The previous prime is 10047240139. The next prime is 10047240173. The reversal of 10047240140 is 4104274001.

It is a happy number.

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, 129965 + ... + 192315.

It is an arithmetic number, because the mean of its divisors is an integer number (502806528).

Almost surely, 210047240140 is an apocalyptic number.

10047240140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10047240140 is an abundant number, since it is smaller than the sum of its proper divisors (14087473204).

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

10047240140 is a wasteful number, since it uses less digits than its factorization.

10047240140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63518 (or 63516 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 23.

The spelling of 10047240140 in words is "ten billion, forty-seven million, two hundred forty thousand, one hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 1151 2302 4604 5755 8057 11510 16114 23020 32228 40285 62351 80570 124702 161140 249404 311755 436457 623510 872914 1247020 1745828 2182285 4364570 8729140 71766001 143532002 287064004 358830005 502362007 717660010 1004724014 1435320020 2009448028 2511810035 5023620070 10047240140