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122182601 = 232230969
BaseRepresentation
bin1110100100001…
…01101111001001
322111220112000112
413102011233021
5222234320401
620042444105
73012351332
oct722055711
9274815015
10122182601
1162a72662
1234b03635
131c40c4c8
1412327289
15aad73bb
hex7485bc9

122182601 has 6 divisors (see below), whose sum is σ = 127726410. Its totient is φ = 116869808.

The previous prime is 122182591. The next prime is 122182603. The reversal of 122182601 is 106281221.

It can be written as a sum of positive squares in only one way, i.e., 101022601 + 21160000 = 10051^2 + 4600^2 .

It is not a de Polignac number, because 122182601 - 214 = 122166217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122182603) 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, 114956 + ... + 116013.

It is an arithmetic number, because the mean of its divisors is an integer number (21287735).

Almost surely, 2122182601 is an apocalyptic number.

It is an amenable number.

122182601 is a deficient number, since it is larger than the sum of its proper divisors (5543809).

122182601 is an equidigital number, since it uses as much as digits as its factorization.

122182601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231015 (or 230992 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 122182601 is about 11053.6238854052. The cubic root of 122182601 is about 496.2148861322.

The spelling of 122182601 in words is "one hundred twenty-two million, one hundred eighty-two thousand, six hundred one".

Divisors: 1 23 529 230969 5312287 122182601