Base | Representation |
---|---|
bin | 101000111001000… |
… | …1011110001111100 |
3 | 10112121212101222222 |
4 | 1101302023301330 |
5 | 10302230004243 |
6 | 344053024512 |
7 | 46000512356 |
oct | 12162136174 |
9 | 3477771888 |
10 | 1372109948 |
11 | 64457a570 |
12 | 323625138 |
13 | 18b364ca1 |
14 | d03320d6 |
15 | 806d6168 |
hex | 51c8bc7c |
1372109948 has 12 divisors (see below), whose sum is σ = 2619482712. Its totient is φ = 623686320.
The previous prime is 1372109939. The next prime is 1372109983. The reversal of 1372109948 is 8499012731.
It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 31184317 = 1372109948 / (1 + 3 + 7 + 2 + 1 + 0 + 9 + 9 + 4 + 8).
It is a junction number, because it is equal to n+sod(n) for n = 1372109899 and 1372109908.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15592115 + ... + 15592202.
It is an arithmetic number, because the mean of its divisors is an integer number (218290226).
Almost surely, 21372109948 is an apocalyptic number.
It is an amenable number.
1372109948 is a deficient number, since it is larger than the sum of its proper divisors (1247372764).
1372109948 is a wasteful number, since it uses less digits than its factorization.
1372109948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31184332 (or 31184330 counting only the distinct ones).
The product of its (nonzero) digits is 108864, while the sum is 44.
The square root of 1372109948 is about 37042.0024836671. The cubic root of 1372109948 is about 1111.2104178248.
The spelling of 1372109948 in words is "one billion, three hundred seventy-two million, one hundred nine thousand, nine hundred forty-eight".
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