Search a number
-
+
972108276 = 223131961417
BaseRepresentation
bin111001111100010…
…011000111110100
32111202012012212020
4321330103013310
53442324431101
6240243353140
733042532626
oct7174230764
92452165766
10972108276
11459803377
122316827b0
131265229c9
149316ac16
155a522136
hex39f131f4

972108276 has 24 divisors (see below), whose sum is σ = 2270009280. Its totient is φ = 323785152.

The previous prime is 972108259. The next prime is 972108283. The reversal of 972108276 is 672801279.

It is a super-3 number, since 3×9721082763 (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14881 + ... + 46536.

It is an arithmetic number, because the mean of its divisors is an integer number (94583720).

Almost surely, 2972108276 is an apocalyptic number.

It is an amenable number.

972108276 is an abundant number, since it is smaller than the sum of its proper divisors (1297901004).

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

972108276 is a wasteful number, since it uses less digits than its factorization.

972108276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62743 (or 62741 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 972108276 is about 31178.6509650434. The cubic root of 972108276 is about 990.6149551417.

The spelling of 972108276 in words is "nine hundred seventy-two million, one hundred eight thousand, two hundred seventy-six".

Divisors: 1 2 3 4 6 12 1319 2638 3957 5276 7914 15828 61417 122834 184251 245668 368502 737004 81009023 162018046 243027069 324036092 486054138 972108276