Base | Representation |
---|---|
bin | 11100010000101… |
… | …100010011110000 |
3 | 1020001011200211202 |
4 | 130100230103300 |
5 | 1432334402330 |
6 | 115014230332 |
7 | 14515051031 |
oct | 3420542360 |
9 | 1201150752 |
10 | 474137840 |
11 | 223702860 |
12 | 1129553a8 |
13 | 772cb647 |
14 | 46d82a88 |
15 | 2b95a445 |
hex | 1c42c4f0 |
474137840 has 80 divisors (see below), whose sum is σ = 1214493696. Its totient is φ = 170707200.
The previous prime is 474137819. The next prime is 474137879. The reversal of 474137840 is 48731474.
It is a tau number, because it is divible by the number of its divisors (80).
It is a junction number, because it is equal to n+sod(n) for n = 474137794 and 474137803.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88025 + ... + 93255.
Almost surely, 2474137840 is an apocalyptic number.
474137840 is a gapful number since it is divisible by the number (40) 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 474137840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (607246848).
474137840 is an abundant number, since it is smaller than the sum of its proper divisors (740355856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
474137840 is a wasteful number, since it uses less digits than its factorization.
474137840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5358 (or 5352 counting only the distinct ones).
The product of its (nonzero) digits is 75264, while the sum is 38.
The square root of 474137840 is about 21774.7064274125. The cubic root of 474137840 is about 779.7730218371.
The spelling of 474137840 in words is "four hundred seventy-four million, one hundred thirty-seven thousand, eight hundred forty".
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