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61480468 = 2272195731
BaseRepresentation
bin1110101010000…
…1111000010100
311021200112100101
43222201320110
5111214333333
610033423444
71344401230
oct352417024
9137615311
1061480468
1131782205
121870ab84
13c977a9a
1482455c0
1555e667d
hex3aa1e14

61480468 has 12 divisors (see below), whose sum is σ = 122960992. Its totient is φ = 26348760.

The previous prime is 61480459. The next prime is 61480481. The reversal of 61480468 is 86408416.

61480468 is an admirable number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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, 1097838 + ... + 1097893.

Almost surely, 261480468 is an apocalyptic number.

It is an amenable number.

61480468 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

61480468 is a wasteful number, since it uses less digits than its factorization.

61480468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2195742 (or 2195740 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 61480468 is about 7840.9481569514. The cubic root of 61480468 is about 394.6805471414.

The spelling of 61480468 in words is "sixty-one million, four hundred eighty thousand, four hundred sixty-eight".

Divisors: 1 2 4 7 14 28 2195731 4391462 8782924 15370117 30740234 61480468