[go: up one dir, main page]

Search a number
-
+
137506205 = 599127751
BaseRepresentation
bin10000011001000…
…10110110011101
3100120202001001102
420030202312131
5240200144310
621351122445
73256532504
oct1014426635
9316661042
10137506205
11706894a1
123a073425
1322646225
141439583b
15c1128a5
hex8322d9d

137506205 has 8 divisors (see below), whose sum is σ = 165179904. Its totient is φ = 109890000.

The previous prime is 137506199. The next prime is 137506207. The reversal of 137506205 is 502605731.

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

It is not a de Polignac number, because 137506205 - 26 = 137506141 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137506207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8921 + ... + 18830.

It is an arithmetic number, because the mean of its divisors is an integer number (20647488).

Almost surely, 2137506205 is an apocalyptic number.

It is an amenable number.

137506205 is a deficient number, since it is larger than the sum of its proper divisors (27673699).

137506205 is an equidigital number, since it uses as much as digits as its factorization.

137506205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28747.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 137506205 is about 11726.3039786627. The cubic root of 137506205 is about 516.1478216091.

The spelling of 137506205 in words is "one hundred thirty-seven million, five hundred six thousand, two hundred five".

Divisors: 1 5 991 4955 27751 138755 27501241 137506205