Base | Representation |
---|---|
bin | 1110110001101111110… |
… | …1111110011101100010 |
3 | 220021021210112011201222 |
4 | 3230123331332131202 |
5 | 13124412302130142 |
6 | 312343300255042 |
7 | 24225122650511 |
oct | 3543375763542 |
9 | 807253464658 |
10 | 253872301922 |
11 | 98737328a78 |
12 | 412513a1482 |
13 | 1ac2b3bc7c5 |
14 | c404c04678 |
15 | 690cc67bd2 |
hex | 3b1bf7e762 |
253872301922 has 18 divisors (see below), whose sum is σ = 384879572163. Its totient is φ = 125593327872.
The previous prime is 253872301913. The next prime is 253872301931. The reversal of 253872301922 is 229103278352.
It is an interprime number because it is at equal distance from previous prime (253872301913) and next prime (253872301931).
It can be written as a sum of positive squares in 5 ways, for example, as 10656639361 + 243215662561 = 103231^2 + 493169^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=356281.
It is a super-2 number, since 2×2538723019222 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 69116678 + ... + 69120350.
Almost surely, 2253872301922 is an apocalyptic number.
253872301922 is a deficient number, since it is larger than the sum of its proper divisors (131007270241).
253872301922 is an frugal number, since it uses more digits than its factorization.
253872301922 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7542 (or 3772 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 44.
The spelling of 253872301922 in words is "two hundred fifty-three billion, eight hundred seventy-two million, three hundred one thousand, nine hundred twenty-two".
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