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140828610 = 235132631373
BaseRepresentation
bin10000110010011…
…01111111000010
3100210222211112110
420121031333002
5242023003420
621550240150
73330011016
oct1031157702
9323884473
10140828610
117254868a
123b1b6056
132323a550
14149bc546
15c56bee0
hex864dfc2

140828610 has 64 divisors (see below), whose sum is σ = 365637888. Its totient is φ = 34508544.

The previous prime is 140828603. The next prime is 140828641. The reversal of 140828610 is 16828041.

140828610 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 31 ways as a sum of consecutive naturals, for example, 101884 + ... + 103256.

It is an arithmetic number, because the mean of its divisors is an integer number (5713092).

Almost surely, 2140828610 is an apocalyptic number.

140828610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 140828610, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182818944).

140828610 is an abundant number, since it is smaller than the sum of its proper divisors (224809278).

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

140828610 is a wasteful number, since it uses less digits than its factorization.

140828610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1659.

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 140828610 is about 11867.1230717474. The cubic root of 140828610 is about 520.2718130221.

The spelling of 140828610 in words is "one hundred forty million, eight hundred twenty-eight thousand, six hundred ten".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 263 390 526 789 1315 1373 1578 2630 2746 3419 3945 4119 6838 6865 7890 8238 10257 13730 17095 17849 20514 20595 34190 35698 41190 51285 53547 89245 102570 107094 178490 267735 361099 535470 722198 1083297 1805495 2166594 3610990 4694287 5416485 9388574 10832970 14082861 23471435 28165722 46942870 70414305 140828610