Search a number
-
+
10709972 = 2271329423
BaseRepresentation
bin101000110110…
…101111010100
3202011010022122
4220312233110
510220204342
61021315112
7160014260
oct50665724
922133278
1010709972
116055619
123705a98
1322aca80
1415cb0a0
15e184d2
hexa36bd4

10709972 has 24 divisors (see below), whose sum is σ = 23068416. Its totient is φ = 4236768.

The previous prime is 10709969. The next prime is 10709987. The reversal of 10709972 is 27990701.

It is a super-2 number, since 2×107099722 = 229407000481568, which contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14348 + ... + 15075.

It is an arithmetic number, because the mean of its divisors is an integer number (961184).

Almost surely, 210709972 is an apocalyptic number.

It is an amenable number.

10709972 is an abundant number, since it is smaller than the sum of its proper divisors (12358444).

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

10709972 is a wasteful number, since it uses less digits than its factorization.

10709972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29447 (or 29445 counting only the distinct ones).

The product of its (nonzero) digits is 7938, while the sum is 35.

The square root of 10709972 is about 3272.6093564616. The cubic root of 10709972 is about 220.4259790655.

The spelling of 10709972 in words is "ten million, seven hundred nine thousand, nine hundred seventy-two".

Divisors: 1 2 4 7 13 14 26 28 52 91 182 364 29423 58846 117692 205961 382499 411922 764998 823844 1529996 2677493 5354986 10709972