Base | Representation |
---|---|
bin | 10010000101111… |
… | …01011001110100 |
3 | 101120120202022112 |
4 | 21002331121310 |
5 | 302323130430 |
6 | 23020550152 |
7 | 3522013202 |
oct | 1102753164 |
9 | 346522275 |
10 | 151770740 |
11 | 78741670 |
12 | 429b2358 |
13 | 2559bb94 |
14 | 1622a072 |
15 | d4ce195 |
hex | 90bd674 |
151770740 has 24 divisors (see below), whose sum is σ = 347693472. Its totient is φ = 55189280.
The previous prime is 151770739. The next prime is 151770791. The reversal of 151770740 is 47077151.
It is a happy number.
151770740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 151770697 and 151770706.
It is a congruent number.
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, 344714 + ... + 345153.
It is an arithmetic number, because the mean of its divisors is an integer number (14487228).
Almost surely, 2151770740 is an apocalyptic number.
151770740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
151770740 is an abundant number, since it is smaller than the sum of its proper divisors (195922732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151770740 is a wasteful number, since it uses less digits than its factorization.
151770740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 689887 (or 689885 counting only the distinct ones).
The product of its (nonzero) digits is 6860, while the sum is 32.
The square root of 151770740 is about 12319.5267766258. The cubic root of 151770740 is about 533.4118799245.
The spelling of 151770740 in words is "one hundred fifty-one million, seven hundred seventy thousand, seven hundred forty".
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