Base | Representation |
---|---|
bin | 10010100010000… |
… | …11001111010111 |
3 | 101211112102102111 |
4 | 21101003033113 |
5 | 304244332123 |
6 | 23232051451 |
7 | 3565266514 |
oct | 1121031727 |
9 | 354472374 |
10 | 155464663 |
11 | 7a8349a2 |
12 | 44093b87 |
13 | 26293333 |
14 | 1690c30b |
15 | d9ad90d |
hex | 94433d7 |
155464663 has 8 divisors (see below), whose sum is σ = 156978000. Its totient is φ = 153957888.
The previous prime is 155464657. The next prime is 155464667. The reversal of 155464663 is 366464551.
155464663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-155464663 is a prime.
It is a super-2 number, since 2×1554646632 = 48338522883407138, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155464667) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55095 + ... + 57847.
It is an arithmetic number, because the mean of its divisors is an integer number (19622250).
Almost surely, 2155464663 is an apocalyptic number.
155464663 is a deficient number, since it is larger than the sum of its proper divisors (1513337).
155464663 is a wasteful number, since it uses less digits than its factorization.
155464663 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3281.
The product of its digits is 259200, while the sum is 40.
The square root of 155464663 is about 12468.5469482214. The cubic root of 155464663 is about 537.7047792285.
The spelling of 155464663 in words is "one hundred fifty-five million, four hundred sixty-four thousand, six hundred sixty-three".
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