Base | Representation |
---|---|
bin | 1000010111001… |
… | …10111110001101 |
3 | 11220000002120002 |
4 | 10023212332031 |
5 | 120424331302 |
6 | 10543334045 |
7 | 1511166002 |
oct | 413467615 |
9 | 156002502 |
10 | 70152077 |
11 | 36665326 |
12 | 1b5b1325 |
13 | 116c2b08 |
14 | 94618a9 |
15 | 625ac02 |
hex | 42e6f8d |
70152077 has 4 divisors (see below), whose sum is σ = 70504800. Its totient is φ = 69799356.
The previous prime is 70152067. The next prime is 70152091. The reversal of 70152077 is 77025107.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 77025107 = 19 ⋅4053953.
It is a cyclic number.
It is not a de Polignac number, because 70152077 - 28 = 70151821 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70152067) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176063 + ... + 176460.
It is an arithmetic number, because the mean of its divisors is an integer number (17626200).
Almost surely, 270152077 is an apocalyptic number.
It is an amenable number.
70152077 is a deficient number, since it is larger than the sum of its proper divisors (352723).
70152077 is a wasteful number, since it uses less digits than its factorization.
70152077 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 352722.
The product of its (nonzero) digits is 3430, while the sum is 29.
The square root of 70152077 is about 8375.6836735875. The cubic root of 70152077 is about 412.4267677771.
The spelling of 70152077 in words is "seventy million, one hundred fifty-two thousand, seventy-seven".
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