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120061046440 = 23526331873581
BaseRepresentation
bin110111111010000110…
…0100010111010101000
3102110220021001002110201
41233310030202322220
53431341111441230
6131053312521544
711450140025236
oct1576414427250
9373807032421
10120061046440
1146a10370225
121b3282502b4
13b424a3c71a
145b4d4b7956
1531ca5135ca
hex1bf4322ea8

120061046440 has 64 divisors (see below), whose sum is σ = 271325324160. Its totient is φ = 47813448960.

The previous prime is 120061046393. The next prime is 120061046447. The reversal of 120061046440 is 44640160021.

It is a junction number, because it is equal to n+sod(n) for n = 120061046399 and 120061046408.

It is not an unprimeable number, because it can be changed into a prime (120061046447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33525450 + ... + 33529030.

It is an arithmetic number, because the mean of its divisors is an integer number (4239458190).

Almost surely, 2120061046440 is an apocalyptic number.

120061046440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120061046440 is an abundant number, since it is smaller than the sum of its proper divisors (151264277720).

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

120061046440 is a wasteful number, since it uses less digits than its factorization.

120061046440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7042 (or 7038 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The spelling of 120061046440 in words is "one hundred twenty billion, sixty-one million, forty-six thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 20 40 263 526 1052 1315 2104 2630 3187 3581 5260 6374 7162 10520 12748 14324 15935 17905 25496 28648 31870 35810 63740 71620 127480 143240 838181 941803 1676362 1883606 3352724 3767212 4190905 4709015 6705448 7534424 8381810 9418030 11412647 16763620 18836060 22825294 33527240 37672120 45650588 57063235 91301176 114126470 228252940 456505880 3001526161 6003052322 12006104644 15007630805 24012209288 30015261610 60030523220 120061046440