Search a number
-
+
122797713 = 3231779677
BaseRepresentation
bin1110101000110…
…11111010010001
322120001202210110
413110123322101
5222414011323
620103551533
73020522553
oct724337221
9276052713
10122797713
1163352815
123515b5a9
131c59648c
14124474d3
15aba9793
hex751be91

122797713 has 8 divisors (see below), whose sum is σ = 170849088. Its totient is φ = 78305744.

The previous prime is 122797711. The next prime is 122797721. The reversal of 122797713 is 317797221.

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

It is a cyclic number.

It is not a de Polignac number, because 122797713 - 21 = 122797711 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122797711) 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, 889770 + ... + 889907.

It is an arithmetic number, because the mean of its divisors is an integer number (21356136).

Almost surely, 2122797713 is an apocalyptic number.

It is an amenable number.

122797713 is a deficient number, since it is larger than the sum of its proper divisors (48051375).

122797713 is a wasteful number, since it uses less digits than its factorization.

122797713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1779703.

The product of its digits is 37044, while the sum is 39.

The square root of 122797713 is about 11081.4129514246. The cubic root of 122797713 is about 497.0462018485.

The spelling of 122797713 in words is "one hundred twenty-two million, seven hundred ninety-seven thousand, seven hundred thirteen".

Divisors: 1 3 23 69 1779677 5339031 40932571 122797713