Base | Representation |
---|---|
bin | 1000011110110001000… |
… | …1011100000101100010 |
3 | 111221001221022222000202 |
4 | 2013230101130011202 |
5 | 4341342131241414 |
6 | 150533243545202 |
7 | 13345346563034 |
oct | 2075421340542 |
9 | 457057288022 |
10 | 145697915234 |
11 | 568767471a3 |
12 | 242a1b2b202 |
13 | 1097c1b0081 |
14 | 70a2283c54 |
15 | 3bcb0879de |
hex | 21ec45c162 |
145697915234 has 16 divisors (see below), whose sum is σ = 231430473216. Its totient is φ = 68555457600.
The previous prime is 145697915197. The next prime is 145697915263. The reversal of 145697915234 is 432519796541.
It is a self number, because there is not a number n which added to its sum of digits gives 145697915234.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32519 + ... + 540789.
It is an arithmetic number, because the mean of its divisors is an integer number (14464404576).
Almost surely, 2145697915234 is an apocalyptic number.
145697915234 is a deficient number, since it is larger than the sum of its proper divisors (85732557982).
145697915234 is a wasteful number, since it uses less digits than its factorization.
145697915234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 516721.
The product of its digits is 8164800, while the sum is 56.
The spelling of 145697915234 in words is "one hundred forty-five billion, six hundred ninety-seven million, nine hundred fifteen thousand, two hundred thirty-four".
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