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47561590120 = 23511229747059
BaseRepresentation
bin101100010010111001…
…000100010101101000
311112202122112010002211
4230102321010111220
51234401231340440
633503253534504
73302422563022
oct542271042550
9145678463084
1047561590120
1119197306680
129274344434
13463c826245
142432953012
151385782eea
hexb12e44568

47561590120 has 64 divisors (see below), whose sum is σ = 116795390400. Its totient is φ = 17287226880.

The previous prime is 47561590061. The next prime is 47561590127. The reversal of 47561590120 is 2109516574.

It is a super-2 number, since 2×475615901202 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (47561590127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 987151 + ... + 1034209.

It is an arithmetic number, because the mean of its divisors is an integer number (1824927975).

Almost surely, 247561590120 is an apocalyptic number.

47561590120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47561590120 is an abundant number, since it is smaller than the sum of its proper divisors (69233800280).

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

47561590120 is a wasteful number, since it uses less digits than its factorization.

47561590120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49378 (or 49374 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 40.

The spelling of 47561590120 in words is "forty-seven billion, five hundred sixty-one million, five hundred ninety thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 2297 4594 9188 11485 18376 22970 25267 45940 47059 50534 91880 94118 101068 126335 188236 202136 235295 252670 376472 470590 505340 517649 941180 1010680 1035298 1882360 2070596 2588245 4141192 5176490 10352980 20705960 108094523 216189046 432378092 540472615 864756184 1080945230 1189039753 2161890460 2378079506 4323780920 4756159012 5945198765 9512318024 11890397530 23780795060 47561590120