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80038148 = 2220009537
BaseRepresentation
bin1001100010101…
…00100100000100
312120121100200212
410301110210010
5130442210043
611535254552
71661212241
oct461244404
9176540625
1080038148
11411a7933
122297a458
1313774868
14a8b65c8
157060018
hex4c54904

80038148 has 6 divisors (see below), whose sum is σ = 140066766. Its totient is φ = 40019072.

The previous prime is 80038121. The next prime is 80038151. The reversal of 80038148 is 84183008.

It can be written as a sum of positive squares in only one way, i.e., 58951684 + 21086464 = 7678^2 + 4592^2 .

It is a super-2 number, since 2×800381482 = 12812210270539808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10004765 + ... + 10004772.

It is an arithmetic number, because the mean of its divisors is an integer number (23344461).

Almost surely, 280038148 is an apocalyptic number.

It is an amenable number.

80038148 is a deficient number, since it is larger than the sum of its proper divisors (60028618).

80038148 is a wasteful number, since it uses less digits than its factorization.

80038148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20009541 (or 20009539 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 80038148 is about 8946.4041938647. The cubic root of 80038148 is about 430.9554166017.

The spelling of 80038148 in words is "eighty million, thirty-eight thousand, one hundred forty-eight".

Divisors: 1 2 4 20009537 40019074 80038148