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121132108 = 2265945953
BaseRepresentation
bin1110011100001…
…01010001001100
322102221011000101
413032011101030
5222002211413
620004140444
73000414556
oct716052114
9272834011
10121132108
1162415389
1234697724
131c132306
14121324d6
15a97aedd
hex738544c

121132108 has 12 divisors (see below), whose sum is σ = 212307480. Its totient is φ = 60472832.

The previous prime is 121132079. The next prime is 121132127. The reversal of 121132108 is 801231121.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20341 + ... + 25612.

It is an arithmetic number, because the mean of its divisors is an integer number (17692290).

Almost surely, 2121132108 is an apocalyptic number.

It is an amenable number.

121132108 is a deficient number, since it is larger than the sum of its proper divisors (91175372).

121132108 is a wasteful number, since it uses less digits than its factorization.

121132108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46616 (or 46614 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 121132108 is about 11006.0032709426. The cubic root of 121132108 is about 494.7886837362.

Adding to 121132108 its reverse (801231121), we get a palindrome (922363229).

The spelling of 121132108 in words is "one hundred twenty-one million, one hundred thirty-two thousand, one hundred eight".

Divisors: 1 2 4 659 1318 2636 45953 91906 183812 30283027 60566054 121132108