Base | Representation |
---|---|
bin | 1001000010010101100… |
… | …1011010100101100111 |
3 | 112211201101012020011102 |
4 | 2100211121122211213 |
5 | 10020421014222101 |
6 | 155152533430315 |
7 | 14134101166610 |
oct | 2204531324547 |
9 | 484641166142 |
10 | 155246242151 |
11 | 5a926502570 |
12 | 2610779b39b |
13 | 11841436160 |
14 | 772a430c07 |
15 | 408947686b |
hex | 242565a967 |
155246242151 has 64 divisors (see below), whose sum is σ = 213847603200. Its totient is φ = 108778291200.
The previous prime is 155246242139. The next prime is 155246242157. The reversal of 155246242151 is 151242642551.
It is a cyclic number.
It is not a de Polignac number, because 155246242151 - 214 = 155246225767 is a prime.
It is a super-3 number, since 3×1552462421513 (a number of 35 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155246242157) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31558070 + ... + 31562988.
It is an arithmetic number, because the mean of its divisors is an integer number (3341368800).
Almost surely, 2155246242151 is an apocalyptic number.
155246242151 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
155246242151 is a deficient number, since it is larger than the sum of its proper divisors (58601361049).
155246242151 is a wasteful number, since it uses less digits than its factorization.
155246242151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5760.
The product of its digits is 96000, while the sum is 38.
The spelling of 155246242151 in words is "one hundred fifty-five billion, two hundred forty-six million, two hundred forty-two thousand, one hundred fifty-one".
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