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126820233115 = 561415804043
BaseRepresentation
bin111011000011100010…
…0110010111110011011
3110010100022122100110221
41312013010302332123
54034211434424430
6134132125420511
712106503123652
oct1660704627633
9403308570427
10126820233115
1149869796214
12206b3a0a737
13bc6119b574
1461d106a199
153473b1057a
hex1d87132f9b

126820233115 has 8 divisors (see below), whose sum is σ = 154679104368. Its totient is φ = 99792970080.

The previous prime is 126820233101. The next prime is 126820233119. The reversal of 126820233115 is 511332028621.

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

It is not a de Polignac number, because 126820233115 - 25 = 126820233083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126820233119) 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, 207901717 + ... + 207902326.

It is an arithmetic number, because the mean of its divisors is an integer number (19334888046).

Almost surely, 2126820233115 is an apocalyptic number.

126820233115 is a deficient number, since it is larger than the sum of its proper divisors (27858871253).

126820233115 is an equidigital number, since it uses as much as digits as its factorization.

126820233115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415804109.

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 126820233115 in words is "one hundred twenty-six billion, eight hundred twenty million, two hundred thirty-three thousand, one hundred fifteen".

Divisors: 1 5 61 305 415804043 2079020215 25364046623 126820233115