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124020431220453 = 3106774938717099
BaseRepresentation
bin11100001100101111000001…
…101111110110111011100101
3121021010020102002102021101020
4130030233001233312323211
5112223422320343023303
61115434111034521353
735060115620536545
oct3414570157667345
9537106362367336
10124020431220453
1136575851244139
1211aabba7596259
1354280cc052c61
14228a899a65325
15e510c915aa53
hex70cbc1bf6ee5

124020431220453 has 8 divisors (see below), whose sum is σ = 165360734100000. Its totient is φ = 82680207910608.

The previous prime is 124020431220421. The next prime is 124020431220541. The reversal of 124020431220453 is 354022134020421.

It is a happy number.

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

It is not a de Polignac number, because 124020431220453 - 25 = 124020431220421 is a prime.

It is a super-2 number, since 2×1240204312204532 (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124020431270453) 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, 16155303 + ... + 22561796.

It is an arithmetic number, because the mean of its divisors is an integer number (20670091762500).

Almost surely, 2124020431220453 is an apocalyptic number.

It is an amenable number.

124020431220453 is a deficient number, since it is larger than the sum of its proper divisors (41340302879547).

124020431220453 is a wasteful number, since it uses less digits than its factorization.

124020431220453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39784851.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 124020431220453 its reverse (354022134020421), we get a palindrome (478042565240874).

The spelling of 124020431220453 in words is "one hundred twenty-four trillion, twenty billion, four hundred thirty-one million, two hundred twenty thousand, four hundred fifty-three".

Divisors: 1 3 1067749 3203247 38717099 116151297 41340143740151 124020431220453