Base | Representation |
---|---|
bin | 1000101100100101100… |
… | …1110111010000000000 |
3 | 112021122111022010102201 |
4 | 2023021121313100000 |
5 | 4421441404412014 |
6 | 152345333322544 |
7 | 13536316045216 |
oct | 2131131672000 |
9 | 467574263381 |
10 | 149407888384 |
11 | 583aa948a07 |
12 | 24b58496454 |
13 | 111209b6261 |
14 | 7334c9ccb6 |
15 | 3d46b1de74 |
hex | 22c9677400 |
149407888384 has 22 divisors (see below), whose sum is σ = 298669872674. Its totient is φ = 74703943680.
The previous prime is 149407888363. The next prime is 149407888411. The reversal of 149407888384 is 483888704941.
It can be written as a sum of positive squares in only one way, i.e., 97423888384 + 51984000000 = 312128^2 + 228000^2 .
It is a super-2 number, since 2×1494078883842 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (64).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72952047 + ... + 72954094.
Almost surely, 2149407888384 is an apocalyptic number.
It is an amenable number.
149407888384 is a deficient number, since it is larger than the sum of its proper divisors (149261984290).
149407888384 is an equidigital number, since it uses as much as digits as its factorization.
149407888384 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145906161 (or 145906143 counting only the distinct ones).
The product of its (nonzero) digits is 49545216, while the sum is 64.
The spelling of 149407888384 in words is "one hundred forty-nine billion, four hundred seven million, eight hundred eighty-eight thousand, three hundred eighty-four".
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