Base | Representation |
---|---|
bin | 10010101011010… |
… | …11001010000100 |
3 | 101220211000002020 |
4 | 21111223022010 |
5 | 310102123430 |
6 | 23314043140 |
7 | 3611505333 |
oct | 1125531204 |
9 | 356730066 |
10 | 156676740 |
11 | 80492610 |
12 | 445794b0 |
13 | 265c8c3c |
14 | 16b45d1a |
15 | db4cb10 |
hex | 956b284 |
156676740 has 96 divisors (see below), whose sum is σ = 480864384. Its totient is φ = 37800960.
The previous prime is 156676739. The next prime is 156676771. The reversal of 156676740 is 47676651.
It is a junction number, because it is equal to n+sod(n) for n = 156676692 and 156676701.
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, 182392 + ... + 183248.
It is an arithmetic number, because the mean of its divisors is an integer number (5009004).
Almost surely, 2156676740 is an apocalyptic number.
156676740 is a gapful number since it is divisible by the number (10) 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 156676740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (240432192).
156676740 is an abundant number, since it is smaller than the sum of its proper divisors (324187644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156676740 is a wasteful number, since it uses less digits than its factorization.
156676740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1157 (or 1155 counting only the distinct ones).
The product of its (nonzero) digits is 211680, while the sum is 42.
The square root of 156676740 is about 12517.0579610386. The cubic root of 156676740 is about 539.0985646361.
The spelling of 156676740 in words is "one hundred fifty-six million, six hundred seventy-six thousand, seven hundred forty".
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