Search a number
-
+
10057007 = 37271811
BaseRepresentation
bin100110010111…
…010100101111
3200220221121202
4212113110233
510033311012
6555320115
7151324502
oct46272457
920827552
1010057007
115749a84
12345003b
1321117bc
14149b139
15d39cc2
hex99752f

10057007 has 4 divisors (see below), whose sum is σ = 10328856. Its totient is φ = 9785160.

The previous prime is 10056973. The next prime is 10057031. The reversal of 10057007 is 70075001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70075001 = 691101411.

It is a cyclic number.

It is not a de Polignac number, because 10057007 - 220 = 9008431 is a prime.

It is a super-2 number, since 2×100570072 = 202286779596098, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10057007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10057097) 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, 135869 + ... + 135942.

It is an arithmetic number, because the mean of its divisors is an integer number (2582214).

Almost surely, 210057007 is an apocalyptic number.

10057007 is a deficient number, since it is larger than the sum of its proper divisors (271849).

10057007 is an equidigital number, since it uses as much as digits as its factorization.

10057007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271848.

The product of its (nonzero) digits is 245, while the sum is 20.

The square root of 10057007 is about 3171.2784488279. The cubic root of 10057007 is about 215.8520863769.

The spelling of 10057007 in words is "ten million, fifty-seven thousand, seven".

Divisors: 1 37 271811 10057007