Base | Representation |
---|---|
bin | 1001000010101111110… |
… | …1101000101001111110 |
3 | 112212000001110211200011 |
4 | 2100223331220221332 |
5 | 10021132214302004 |
6 | 155211510453434 |
7 | 14136606420346 |
oct | 2205375505176 |
9 | 485001424604 |
10 | 155356400254 |
11 | 5a982701a20 |
12 | 2613866427a |
13 | 1185b1c5473 |
14 | 773ad07d26 |
15 | 4093e86004 |
hex | 242bf68a7e |
155356400254 has 32 divisors (see below), whose sum is σ = 271742688000. Its totient is φ = 65898782400.
The previous prime is 155356400237. The next prime is 155356400257. The reversal of 155356400254 is 452004653551.
It is a super-2 number, since 2×1553564002542 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155356400257) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3723504 + ... + 3764995.
It is an arithmetic number, because the mean of its divisors is an integer number (8491959000).
Almost surely, 2155356400254 is an apocalyptic number.
155356400254 is a deficient number, since it is larger than the sum of its proper divisors (116386287746).
155356400254 is a wasteful number, since it uses less digits than its factorization.
155356400254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7488576.
The product of its (nonzero) digits is 360000, while the sum is 40.
The spelling of 155356400254 in words is "one hundred fifty-five billion, three hundred fifty-six million, four hundred thousand, two hundred fifty-four".
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