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61076136 = 23311231349
BaseRepresentation
bin1110100011111…
…1001010101000
311020220222201010
43220333022220
5111113414021
610021023520
71341065352
oct350771250
9136828633
1061076136
1131526450
1218554ba0
13c865a34
14817c0d2
155566976
hex3a3f2a8

61076136 has 32 divisors (see below), whose sum is σ = 166572000. Its totient is φ = 18507840.

The previous prime is 61076129. The next prime is 61076149. The reversal of 61076136 is 63167016.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115411 + ... + 115938.

It is an arithmetic number, because the mean of its divisors is an integer number (5205375).

Almost surely, 261076136 is an apocalyptic number.

61076136 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

61076136 is an abundant number, since it is smaller than the sum of its proper divisors (105495864).

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

61076136 is a wasteful number, since it uses less digits than its factorization.

61076136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231369 (or 231365 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 61076136 is about 7815.1222639188. The cubic root of 61076136 is about 393.8134257112.

The spelling of 61076136 in words is "sixty-one million, seventy-six thousand, one hundred thirty-six".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 231349 462698 694047 925396 1388094 1850792 2544839 2776188 5089678 5552376 7634517 10179356 15269034 20358712 30538068 61076136