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124010161 = 1126574243
BaseRepresentation
bin1110110010000…
…11111010110001
322122100100221221
413121003322301
5223221311121
620145545041
73034032442
oct731037261
9278310857
10124010161
1164000740
1235645181
131c8cc2c2
14126812c9
15ad48b41
hex7643eb1

124010161 has 8 divisors (see below), whose sum is σ = 135366624. Its totient is φ = 112667520.

The previous prime is 124010147. The next prime is 124010179. The reversal of 124010161 is 161010421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 124010161 - 25 = 124010129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124014161) 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, 27106 + ... + 31348.

It is an arithmetic number, because the mean of its divisors is an integer number (16920828).

Almost surely, 2124010161 is an apocalyptic number.

124010161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

124010161 is a deficient number, since it is larger than the sum of its proper divisors (11356463).

124010161 is a wasteful number, since it uses less digits than its factorization.

124010161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6911.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 124010161 is about 11135.9849586824. The cubic root of 124010161 is about 498.6767155930.

Adding to 124010161 its reverse (161010421), we get a palindrome (285020582).

The spelling of 124010161 in words is "one hundred twenty-four million, ten thousand, one hundred sixty-one".

Divisors: 1 11 2657 4243 29227 46673 11273651 124010161