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120985148 = 2243170177
BaseRepresentation
bin1110011011000…
…01011000111100
322102122200102102
413031201120330
5221433011043
620001044232
72666233244
oct715413074
9272580372
10120985148
1162324a29
1234626678
131c0b045b
14120d4b24
15a94c6b8
hex736163c

120985148 has 12 divisors (see below), whose sum is σ = 212218272. Its totient is φ = 60351360.

The previous prime is 120985099. The next prime is 120985201. The reversal of 120985148 is 841589021.

It is a congruent number.

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, 33365 + ... + 36812.

It is an arithmetic number, because the mean of its divisors is an integer number (17684856).

Almost surely, 2120985148 is an apocalyptic number.

It is an amenable number.

120985148 is a deficient number, since it is larger than the sum of its proper divisors (91233124).

120985148 is a wasteful number, since it uses less digits than its factorization.

120985148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70612 (or 70610 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 38.

The square root of 120985148 is about 10999.3248883738. The cubic root of 120985148 is about 494.5885067776.

The spelling of 120985148 in words is "one hundred twenty million, nine hundred eighty-five thousand, one hundred forty-eight".

Divisors: 1 2 4 431 862 1724 70177 140354 280708 30246287 60492574 120985148