Base | Representation |
---|---|
bin | 100001110111100111010001… |
… | …010100000100001011111111 |
3 | 201112102011202102201000010222 |
4 | 201313213101110010023333 |
5 | 124011003443224201001 |
6 | 1244450005402451555 |
7 | 43242544034154464 |
oct | 4167472124041377 |
9 | 645364672630128 |
10 | 148957272490751 |
11 | 4350a47401625a |
12 | 14858b01203bbb |
13 | 65167c242202a |
14 | 28ad7db49166b |
15 | 1234ac1a1561b |
hex | 8779d15042ff |
148957272490751 has 4 divisors (see below), whose sum is σ = 148957399382400. Its totient is φ = 148957145599104.
The previous prime is 148957272490711. The next prime is 148957272490781. The reversal of 148957272490751 is 157094272759841.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-148957272490751 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 (148957272490711) 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, 61668386 + ... + 64038303.
It is an arithmetic number, because the mean of its divisors is an integer number (37239349845600).
Almost surely, 2148957272490751 is an apocalyptic number.
148957272490751 is a deficient number, since it is larger than the sum of its proper divisors (126891649).
148957272490751 is a wasteful number, since it uses less digits than its factorization.
148957272490751 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126891648.
The product of its (nonzero) digits is 355622400, while the sum is 71.
The spelling of 148957272490751 in words is "one hundred forty-eight trillion, nine hundred fifty-seven billion, two hundred seventy-two million, four hundred ninety thousand, seven hundred fifty-one".
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