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80480034 = 2331490371
BaseRepresentation
bin1001100110000…
…00011100100010
312121102210212000
410303000130202
5131100330114
611552544430
71665032445
oct463003442
9177383760
1080480034
1141479928
1222b52116
131389aa2b
14a98d65c
1570eae09
hex4cc0722

80480034 has 16 divisors (see below), whose sum is σ = 178844640. Its totient is φ = 26826660.

The previous prime is 80480009. The next prime is 80480039. The reversal of 80480034 is 43008408.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (80480039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 745132 + ... + 745239.

It is an arithmetic number, because the mean of its divisors is an integer number (11177790).

Almost surely, 280480034 is an apocalyptic number.

80480034 is an abundant number, since it is smaller than the sum of its proper divisors (98364606).

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

80480034 is a wasteful number, since it uses less digits than its factorization.

80480034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1490382 (or 1490376 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 80480034 is about 8971.0664917835. The cubic root of 80480034 is about 431.7470548563.

The spelling of 80480034 in words is "eighty million, four hundred eighty thousand, thirty-four".

Divisors: 1 2 3 6 9 18 27 54 1490371 2980742 4471113 8942226 13413339 26826678 40240017 80480034