[go: up one dir, main page]

Search a number
-
+
70360631 = 1114942929
BaseRepresentation
bin1000011000110…
…01111000110111
311220101200122022
410030121320313
5121003020011
610552023355
71513025015
oct414317067
9156350568
1070360631
1136797a90
121b691b5b
1311766a13
1494b78b5
15629c8db
hex4319e37

70360631 has 8 divisors (see below), whose sum is σ = 77274000. Its totient is φ = 63533440.

The previous prime is 70360567. The next prime is 70360651. The reversal of 70360631 is 13606307.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 70360631 - 26 = 70360567 is a prime.

It is a super-2 number, since 2×703606312 = 9901236789436322, 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 70360631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70360651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19826 + ... + 23103.

It is an arithmetic number, because the mean of its divisors is an integer number (9659250).

Almost surely, 270360631 is an apocalyptic number.

70360631 is a deficient number, since it is larger than the sum of its proper divisors (6913369).

70360631 is a wasteful number, since it uses less digits than its factorization.

70360631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43089.

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 70360631 is about 8388.1244029878. The cubic root of 70360631 is about 412.8350624444.

Adding to 70360631 its reverse (13606307), we get a palindrome (83966938).

The spelling of 70360631 in words is "seventy million, three hundred sixty thousand, six hundred thirty-one".

Divisors: 1 11 149 1639 42929 472219 6396421 70360631