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146062140 = 22357249681
BaseRepresentation
bin10001011010010…
…11101100111100
3101011211201120220
420231023230330
5244342442030
622254341340
73422336100
oct1055135474
9334751526
10146062140
11754a2714
1240aba850
1324350703
1415581900
15cc52a10
hex8b4bb3c

146062140 has 72 divisors (see below), whose sum is σ = 475754832. Its totient is φ = 33384960.

The previous prime is 146062127. The next prime is 146062151. The reversal of 146062140 is 41260641.

It is a self number, because there is not a number n which added to its sum of digits gives 146062140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21901 + ... + 27780.

It is an arithmetic number, because the mean of its divisors is an integer number (6607706).

Almost surely, 2146062140 is an apocalyptic number.

146062140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146062140 is an abundant number, since it is smaller than the sum of its proper divisors (329692692).

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

146062140 is a wasteful number, since it uses less digits than its factorization.

146062140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49707 (or 49698 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 146062140 is about 12085.6170715442. The cubic root of 146062140 is about 526.6384369494.

The spelling of 146062140 in words is "one hundred forty-six million, sixty-two thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 49 60 70 84 98 105 140 147 196 210 245 294 420 490 588 735 980 1470 2940 49681 99362 149043 198724 248405 298086 347767 496810 596172 695534 745215 993620 1043301 1391068 1490430 1738835 2086602 2434369 2980860 3477670 4173204 4868738 5216505 6955340 7303107 9737476 10433010 12171845 14606214 20866020 24343690 29212428 36515535 48687380 73031070 146062140