Search a number
-
+
972573090 = 23548766569
BaseRepresentation
bin111001111110000…
…100100110100010
32111210001211110120
4321332010212202
53442434314330
6240301341110
733046510026
oct7176044642
92453054416
10972573090
11459aa0615
12231867796
13126656448
149324c386
155a5b4c10
hex39f849a2

972573090 has 32 divisors (see below), whose sum is σ = 2339003520. Its totient is φ = 258816384.

The previous prime is 972573073. The next prime is 972573143. The reversal of 972573090 is 90375279.

972573090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18675 + ... + 47894.

It is an arithmetic number, because the mean of its divisors is an integer number (73093860).

Almost surely, 2972573090 is an apocalyptic number.

972573090 is an abundant number, since it is smaller than the sum of its proper divisors (1366430430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

972573090 is a wasteful number, since it uses less digits than its factorization.

972573090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67066.

The product of its (nonzero) digits is 119070, while the sum is 42.

The square root of 972573090 is about 31186.1041170583. The cubic root of 972573090 is about 990.7728176426.

The spelling of 972573090 in words is "nine hundred seventy-two million, five hundred seventy-three thousand, ninety".

Divisors: 1 2 3 5 6 10 15 30 487 974 1461 2435 2922 4870 7305 14610 66569 133138 199707 332845 399414 665690 998535 1997070 32419103 64838206 97257309 162095515 194514618 324191030 486286545 972573090