Base | Representation |
---|---|
bin | 101000100010111010… |
… | …1011111100111101010 |
3 | 22022202010102221022122 |
4 | 1101011311133213222 |
5 | 2411310133400340 |
6 | 103555545351242 |
7 | 6201462156056 |
oct | 1210565374752 |
9 | 268663387278 |
10 | 87070996970 |
11 | 33a21342831 |
12 | 14a5ba98522 |
13 | 82980682a9 |
14 | 42ddcd6c66 |
15 | 23e915ddb5 |
hex | 1445d5f9ea |
87070996970 has 16 divisors (see below), whose sum is σ = 158935229568. Its totient is φ = 34337857680.
The previous prime is 87070996949. The next prime is 87070996981. The reversal of 87070996970 is 7969907078.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61316894 + ... + 61318313.
It is an arithmetic number, because the mean of its divisors is an integer number (9933451848).
Almost surely, 287070996970 is an apocalyptic number.
87070996970 is a deficient number, since it is larger than the sum of its proper divisors (71864232598).
87070996970 is a wasteful number, since it uses less digits than its factorization.
87070996970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122635285.
The product of its (nonzero) digits is 12002256, while the sum is 62.
The spelling of 87070996970 in words is "eighty-seven billion, seventy million, nine hundred ninety-six thousand, nine hundred seventy".
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