Base | Representation |
---|---|
bin | 1001001010111001000… |
… | …1010101011100000110 |
3 | 120001122102012102100210 |
4 | 2102232101111130012 |
5 | 10040121401240002 |
6 | 200212444420250 |
7 | 14245024012005 |
oct | 2225621253406 |
9 | 501572172323 |
10 | 157542602502 |
11 | 608a476803a |
12 | 26648847686 |
13 | 11b1910576c |
14 | 78a73d2c3c |
15 | 4170d7996c |
hex | 24ae455706 |
157542602502 has 64 divisors (see below), whose sum is σ = 330223703040. Its totient is φ = 50063679744.
The previous prime is 157542602501. The next prime is 157542602513. The reversal of 157542602502 is 205206245751.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157542602501) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2039578 + ... + 2115410.
It is an arithmetic number, because the mean of its divisors is an integer number (5159745360).
Almost surely, 2157542602502 is an apocalyptic number.
157542602502 is an abundant number, since it is smaller than the sum of its proper divisors (172681100538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157542602502 is a wasteful number, since it uses less digits than its factorization.
157542602502 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76077.
The product of its (nonzero) digits is 168000, while the sum is 39.
The spelling of 157542602502 in words is "one hundred fifty-seven billion, five hundred forty-two million, six hundred two thousand, five hundred two".
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