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10772140 = 2251274241
BaseRepresentation
bin101001000101…
…111010101100
3202021021121011
4221011322230
510224202030
61022515004
7160363441
oct51057254
922237534
1010772140
1160982a5
123735a64
132302162
1416059c8
15e2bb2a
hexa45eac

10772140 has 24 divisors (see below), whose sum is σ = 22804992. Its totient is φ = 4273920.

The previous prime is 10772131. The next prime is 10772147. The reversal of 10772140 is 4127701.

10772140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (10772147) 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, 420 + ... + 4660.

It is an arithmetic number, because the mean of its divisors is an integer number (950208).

Almost surely, 210772140 is an apocalyptic number.

10772140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10772140 is an abundant number, since it is smaller than the sum of its proper divisors (12032852).

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

10772140 is a wasteful number, since it uses less digits than its factorization.

10772140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4377 (or 4375 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 10772140 is about 3282.0938438747. The cubic root of 10772140 is about 220.8516575119.

Adding to 10772140 its reverse (4127701), we get a palindrome (14899841).

The spelling of 10772140 in words is "ten million, seven hundred seventy-two thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 127 254 508 635 1270 2540 4241 8482 16964 21205 42410 84820 538607 1077214 2154428 2693035 5386070 10772140