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806974148 = 221311540027
BaseRepresentation
bin110000000110010…
…111001011000100
32002020110112102102
4300012113023010
53123041133043
6212024131232
725666111211
oct6006271304
92066415372
10806974148
11384574692
121a6306b18
13cb2553c6
1479262b08
154aca36b8
hex301972c4

806974148 has 12 divisors (see below), whose sum is σ = 1422985872. Its totient is φ = 400406760.

The previous prime is 806974127. The next prime is 806974151. The reversal of 806974148 is 841479608.

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, 769490 + ... + 770537.

It is an arithmetic number, because the mean of its divisors is an integer number (118582156).

Almost surely, 2806974148 is an apocalyptic number.

It is an amenable number.

806974148 is a deficient number, since it is larger than the sum of its proper divisors (616011724).

806974148 is a wasteful number, since it uses less digits than its factorization.

806974148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1540162 (or 1540160 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 47.

The square root of 806974148 is about 28407.2904022893. The cubic root of 806974148 is about 931.0075595004.

The spelling of 806974148 in words is "eight hundred six million, nine hundred seventy-four thousand, one hundred forty-eight".

Divisors: 1 2 4 131 262 524 1540027 3080054 6160108 201743537 403487074 806974148