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60149380 = 2253007469
BaseRepresentation
bin1110010101110…
…0111010000100
311012011220102211
43211130322010
5110344240010
65545113204
71330155424
oct345347204
9135156384
1060149380
1130a53135
1218188804
13c5ccc65
147dba484
15543208a
hex395ce84

60149380 has 12 divisors (see below), whose sum is σ = 126313740. Its totient is φ = 24059744.

The previous prime is 60149371. The next prime is 60149407. The reversal of 60149380 is 8394106.

60149380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12152196 + 47997184 = 3486^2 + 6928^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1503715 + ... + 1503754.

It is an arithmetic number, because the mean of its divisors is an integer number (10526145).

Almost surely, 260149380 is an apocalyptic number.

It is an amenable number.

60149380 is an abundant number, since it is smaller than the sum of its proper divisors (66164360).

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

60149380 is a wasteful number, since it uses less digits than its factorization.

60149380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3007478 (or 3007476 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 60149380 is about 7755.6031357980. The cubic root of 60149380 is about 391.8113853819.

The spelling of 60149380 in words is "sixty million, one hundred forty-nine thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 3007469 6014938 12029876 15037345 30074690 60149380