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136010789 = 220761627
BaseRepresentation
bin10000001101101…
…01110000100101
3100110221001201122
420012311300211
5234304321124
621255103325
73241033625
oct1006656045
9313831648
10136010789
116a857a12
1239671b45
1322241675
14140c6885
15be1975e
hex81b5c25

136010789 has 4 divisors (see below), whose sum is σ = 136074624. Its totient is φ = 135946956.

The previous prime is 136010747. The next prime is 136010813. The reversal of 136010789 is 987010631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136010789 - 220 = 134962213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136010089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28607 + ... + 33020.

It is an arithmetic number, because the mean of its divisors is an integer number (34018656).

Almost surely, 2136010789 is an apocalyptic number.

It is an amenable number.

136010789 is a deficient number, since it is larger than the sum of its proper divisors (63835).

136010789 is an equidigital number, since it uses as much as digits as its factorization.

136010789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63834.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 136010789 is about 11662.3663550756. The cubic root of 136010789 is about 514.2699165746.

The spelling of 136010789 in words is "one hundred thirty-six million, ten thousand, seven hundred eighty-nine".

Divisors: 1 2207 61627 136010789