Search a number
-
+
143064124660 = 22544915931417
BaseRepresentation
bin1000010100111101001…
…0010100110011110100
3111200021101101112120201
42011033102110303310
54320443403442120
6145420040410244
713223155665232
oct2051722246364
9450241345521
10143064124660
1155744a72376
1223887a76984
131064c638a02
146cd2567952
153ac4c3040a
hex214f494cf4

143064124660 has 24 divisors (see below), whose sum is σ = 301103800200. Its totient is φ = 57098194944.

The previous prime is 143064124639. The next prime is 143064124661. The reversal of 143064124660 is 66421460341.

It can be written as a sum of positive squares in 4 ways, for example, as 1623445264 + 141440679396 = 40292^2 + 376086^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143064124661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7956729 + ... + 7974688.

It is an arithmetic number, because the mean of its divisors is an integer number (12545991675).

Almost surely, 2143064124660 is an apocalyptic number.

143064124660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

143064124660 is an abundant number, since it is smaller than the sum of its proper divisors (158039675540).

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

143064124660 is a wasteful number, since it uses less digits than its factorization.

143064124660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15931875 (or 15931873 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 143064124660 in words is "one hundred forty-three billion, sixty-four million, one hundred twenty-four thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 449 898 1796 2245 4490 8980 15931417 31862834 63725668 79657085 159314170 318628340 7153206233 14306412466 28612824932 35766031165 71532062330 143064124660