Base | Representation |
---|---|
bin | 10001011000000… |
… | …01011100011000 |
3 | 101011021021100120 |
4 | 20230001130120 |
5 | 244303223401 |
6 | 22244033240 |
7 | 3416631240 |
oct | 1054013430 |
9 | 334237316 |
10 | 145757976 |
11 | 75305141 |
12 | 40992820 |
13 | 24275130 |
14 | 15502b20 |
15 | cbe2836 |
hex | 8b01718 |
145757976 has 64 divisors (see below), whose sum is σ = 448492800. Its totient is φ = 38441088.
The previous prime is 145757971. The next prime is 145757981. The reversal of 145757976 is 679757541.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (145757971) and next prime (145757981).
It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145757971) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31186 + ... + 35553.
It is an arithmetic number, because the mean of its divisors is an integer number (7007700).
Almost surely, 2145757976 is an apocalyptic number.
It is an amenable number.
145757976 is an abundant number, since it is smaller than the sum of its proper divisors (302734824).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145757976 is a wasteful number, since it uses less digits than its factorization.
145757976 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66768 (or 66764 counting only the distinct ones).
The product of its digits is 1852200, while the sum is 51.
The square root of 145757976 is about 12073.0267952987. The cubic root of 145757976 is about 526.2726205618.
The spelling of 145757976 in words is "one hundred forty-five million, seven hundred fifty-seven thousand, nine hundred seventy-six".
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