Search a number
-
+
148210672074017 = 721172953153431
BaseRepresentation
bin100001101100101111111100…
…011101011111110100100001
3201102202210122120022011022112
4201230233330131133310201
5123411240424022332032
61243115013124445105
743134603422265620
oct4154577435376441
9642683576264275
10148210672074017
114325187a5a5863
121475827a249795
13649128b623607
1428856131596b7
15122047678c1b2
hex86cbfc75fd21

148210672074017 has 4 divisors (see below), whose sum is σ = 169383625227456. Its totient is φ = 127037718920580.

The previous prime is 148210672074013. The next prime is 148210672074037. The reversal of 148210672074017 is 710470276012841.

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 148210672074017 - 22 = 148210672074013 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148210672074013) 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, 10586476576709 + ... + 10586476576722.

It is an arithmetic number, because the mean of its divisors is an integer number (42345906306864).

Almost surely, 2148210672074017 is an apocalyptic number.

It is an amenable number.

148210672074017 is a deficient number, since it is larger than the sum of its proper divisors (21172953153439).

148210672074017 is an equidigital number, since it uses as much as digits as its factorization.

148210672074017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21172953153438.

The product of its (nonzero) digits is 1053696, while the sum is 50.

The spelling of 148210672074017 in words is "one hundred forty-eight trillion, two hundred ten billion, six hundred seventy-two million, seventy-four thousand, seventeen".

Divisors: 1 7 21172953153431 148210672074017