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124384001 = 722538449
BaseRepresentation
bin1110110100111…
…11001100000001
322200001100202212
413122133030001
5223320242001
620201551505
73040150400
oct732371401
9280040685
10124384001
11642365a5
12357a5595
131ca00501
141273b637
15adbe7bb
hex769f301

124384001 has 6 divisors (see below), whose sum is σ = 144691650. Its totient is φ = 106614816.

The previous prime is 124383991. The next prime is 124384097. The reversal of 124384001 is 100483421.

It can be written as a sum of positive squares in only one way, i.e., 71385601 + 52998400 = 8449^2 + 7280^2 .

It is a de Polignac number, because none of the positive numbers 2k-124384001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124384301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1269176 + ... + 1269273.

It is an arithmetic number, because the mean of its divisors is an integer number (24115275).

Almost surely, 2124384001 is an apocalyptic number.

It is an amenable number.

124384001 is a deficient number, since it is larger than the sum of its proper divisors (20307649).

124384001 is an equidigital number, since it uses as much as digits as its factorization.

124384001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2538463 (or 2538456 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 124384001 is about 11152.7575513861. The cubic root of 124384001 is about 499.1773151216.

The spelling of 124384001 in words is "one hundred twenty-four million, three hundred eighty-four thousand, one".

Divisors: 1 7 49 2538449 17769143 124384001