Base | Representation |
---|---|
bin | 10010000100110… |
… | …00110111100100 |
3 | 101120022011001000 |
4 | 21002120313210 |
5 | 302303333332 |
6 | 23013433300 |
7 | 3520521000 |
oct | 1102306744 |
9 | 346264030 |
10 | 151621092 |
11 | 7864a197 |
12 | 4293b830 |
13 | 25548a2c |
14 | 161cb700 |
15 | d49eb7c |
hex | 9098de4 |
151621092 has 96 divisors (see below), whose sum is σ = 458528000. Its totient is φ = 43309728.
The previous prime is 151621087. The next prime is 151621111. The reversal of 151621092 is 290126151.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34998 + ... + 39090.
Almost surely, 2151621092 is an apocalyptic number.
151621092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 151621092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229264000).
151621092 is an abundant number, since it is smaller than the sum of its proper divisors (306906908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151621092 is a wasteful number, since it uses less digits than its factorization.
151621092 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4127 (or 4105 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 27.
The square root of 151621092 is about 12313.4516688051. The cubic root of 151621092 is about 533.2365051647.
The spelling of 151621092 in words is "one hundred fifty-one million, six hundred twenty-one thousand, ninety-two".
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